Chemical Name CAS-Number |
Colour/Form |
Boiling Point (°C) |
Melting Point (°C) |
Molecular Weight |
Solubility in Water |
Relative Density (water=1) |
Relative Vapour Density (air=1) |
Vapour Pressure/ (Kpa) |
Inflam. |
Flash Point (°C) |
Auto Ignition Point (°C) |
BORON |
polymorphic: alpha-rhombohedral form, clear red crystals; beta-rhombohedral form, black; alpha-tetragonal form, black, opaque crystals with metallic luster; amorphous form, black or dark brown powder; other crystal forms known |
2550 |
2300 |
10.81 |
insol |
Amorphous, 2.3 g/cm3; alpha-rhombohedral, 2.46 g/cm3; alpha-tetragonal, 2.31 g/cm3; beta-rhombohedral, 2.35 g/cm3 |
@ 2140 °C |
580 |
|||
BORIC ACID, DISODIUM SALT |
powder or glass-like plates; white, free-flowing crystals; light grey solid |
1575 |
741 |
201.3 |
2.56 g/100 g |
2.367 |
|||||
BORON OXIDE |
rhombic crystals; colourless, semitransparent lumps or hard, white crystals |
1860 |
450 |
69.6 |
2.77 g/100 g |
1.8 (amorphous); 2.46 (crystalline) |
|||||
BORON TRIBROMIDE |
colourless liquid |
90 |
-46.0 |
250.57 |
reacts |
@ 18.4 °C/4 °C |
8.6 |
@ 14 °C |
|||
BORON TRICHLORIDE |
12.5 |
-107 |
117.16 |
@ 12 °C/4 |
4.03 |
@ 12.4 °C |
|||||
BORON TRIFLUORIDE |
colourless gas |
-99.9 |
-126.8 |
67.82 |
reacts |
@ 4 °C |
2.4 |
@ -141 °C. (solid); 760 mm Hg 110.7 °C (liquid) |
|||
BORON TRIFLUORIDE ETHERATE |
liquid; colourless |
125.7 |
-60.4 |
141.94 |
1.3572 |
64 oc |
|||||
DECABORANE |
white crystals; orthorhombic crystals; colourless or white crystalline needles |
213 |
99.5 |
122.21 |
sl sol |
@ 25 °C; liquid: 0.78 |
4.2 |
@ 25 °C |
80 cc |
149 |
|
DIBORANE |
colourless gas |
-92.5 |
-165 |
27.69 |
sl sol |
@ 15 °C |
0.96 |
@ -112 °C |
0.8 ll |
flammable gas |
40-50 |
PENTABORANE |
colourless liquid |
60 |
-46.6 |
63.2 |
reacts |
@ 0 °C/4 °C |
2.2 |
22.8 |
0.42 ll |
30 cc |
35 |
SODIUM PERBORATE |
white, amorphous powder |
81.80 |
|||||||||
SODIUM TETRAHYDROBORATE |
white cubic crystal; white to gray-white microcrystalline powder or lump |
400 decomp slowly; 500 decoMelting Point rapidly |
36 |
37.8 |
v sol |
1.07 |
|||||
SODIUM TETRABORATE DECAHYDRATE |
colourless, monoclinic crystals; hard crystals, granules or crystalline powder; white, gray, bluish or greenish white streak, vitreous or dull luster |
320 |
75 |
381.4 |
5.92 g/100 g |
1.73 |
|||||
TRIETHYLBORANE |
colourless liquid |
95-96 |
-92.9 |
98.00 |
@ 23 °C |
||||||
TRIMETHYL BORATE |
water-white liquid |
67-68 |
-29.3 |
103.9 |
reacts |
0.91 |
3.6 |
@ 25 º |
< 27 cc |
Chemical Name CAS-Number |
Physical |
Chemical |
UN Class or Division / Subsidiary RisksChemical |
BORON OXIDE |
Reacts slowly with water to form boric acid • Corrosive to metals in the presence of oxygen |
8 |
|
BORON TRIBROMIDE |
The vapour is heavier than air |
May explode on heating • The substance decomposes on contact with alcohol producing toxic and corrosive fumes (hydrogen bromide) • The solution in water is a strong acid, it reacts violently with bases and is corrosive to metals, rubber and wood • Reacts violently with water producing hydrogen gas, causing explosion hazard |
2.3/ 8 |
BORON TRICHLORIDE |
The gas is heavier than air |
Reacts violently with water • On contact with air it emits hydrogen chloride • Attacks many metals in presence of water |
2.3/ 8 |
BORON TRIFLUORIDE |
The gas is heavier than air |
The substance will polymerize unsaturated compounds • The substance decomposes on contact with water and moisture, producing toxic and corrosive fumes including hydrogen fluoride, fluoroboric acid and boric acid • Reacts violently with metals such as sodium, potassium and calcium, and with alkyl nitrates • Attacks many metals in presence of water |
8/ 3 |
BORON TRIFLUORIDE ETHERATE |
4.1/ 6.1 |
||
DECABORANE |
Dust explosion possible if in powder or granular form, mixed with air |
May explode on heating or contact with flames • The substance decomposes slowly on heating to 300°C to form boron and the flammable gas, hydrogen, and on burning producing toxic fumes (boron oxides) • Reacts with halogenated materials and ethers to form impact-sensitive materials • Undergoes explosive reaction with oxidants • Reacts with water or moisture to form flammable gas • Attacks natural rubber, some synthetic rubbers, some greases and some lubricants • Ignites in oxygen at 100°C • Reacts with amides, acetone, butyraldehyde, acetonitrile at room temperature |
2.3/ 2.1 |
DIBORANE |
The gas mixes well with air, explosive mixtures are easily formed • Will ignite spontaneously in moist air at room temperature |
The substance will polymerize to form liquid pentaborane • The substance decomposes at red heat to boron and hydrogen, and at lower temperatures to hydrogen and boron hydrides • Reacts spontaneously with chlorine and forms hydrides with aluminum and lithium which may ignite spontaneously in air • Reacts with many oxidized surfaces as a strong reducing agent |
4.2/ 6.1 |
PENTABORANE |
The vapour is heavier than air |
The substance decomposes slowly on heating to 150°C to form boron and the flammable gas hydrogen, and on burning producing toxic fumes (boron oxides) • Reacts with oxidants and halogens causing fire and explosion hazard • Impure material ignites spontaneously in air • Shock-sensitive solutions are formed with solvents such as ketones, ethers, esters |
4.3 |
SODIUM BOROHYDRIDE |
|||
SODIUM TETRABORATE DECAHYDRATE |
The substance decomposes on heating above 400°C producing metaborates • The substance is a weak base |
3 |
|
TRIMETHYL BORATE |
The vapour is heavier than air and may travel along the ground; distant ignition possible |
On combustion, forms toxic gases of carbon and boron oxides • Reacts with oxidants causing fire and explosion hazard • Reacts with water, moist air and acids to form methanol and boric acid |
For UN Class: 1.5 = very insensitive substances which have a mass explosion hazard; 2.1 = flammable gas; 2.3 = toxic gas; 3 = flammable liquid; 4.1 = flammable solid; 4.2 = substance liable to spontaneous combustion; 4.3 = substance which in contact with water emits flammable gases; 5.1 = oxidizing substance; 6.1 = toxic; 7 = radioactive; 8 = corrosive substance
Chemical Name CAS-Number |
ICSC Short-Term Exposure |
ICSC Long-Term Exposure |
ICSC Routes of Exposure and Symptoms |
US NIOSH Target Organs & Routes of Entry |
US NIOSH Symptoms |
BORON OXIDE 1303-86-2 |
eyes; skin; resp tract |
kidneys |
Inhalation: cough, sore throat Skin: redness Eyes: redness, pain Ingestion: abdominal cramps, diarrhoea, nausea, vomiting, shock |
Eyes, skin; resp sys Inh; ing; con |
Irrit eyes, skin, resp sys; cough; conj; skin eryt |
BORON TRIBROMIDE 10294-33-4 |
eyes; skin; resp tract; lungs |
Inhalation: cough, laboured breathing, sore throat Skin: Redness, burns, pain Eyes: redness, pain, severe deep burns Ingestion: burns to mouth and upper gastrointestinal tract, abdominal pain, burning sensation vomiting |
Eyes, skin; resp sys Inh; ing; con |
Irrit eyes, skin, resp sys; skin, eye burns; dysp, pulm edema |
|
BORON TRICHLORIDE 10294-34-5 |
eyes; skin; resp tract |
Inhalation: burning sensation, cough, laboured breathing, shortness of breath, sore throat Skin: Redness, burns, burning sensation, pain, blisters Eyes: redness, pain, loss of vision |
|||
BORON TRIFLUORIDE 7637-07-2 |
eyes; skin; resp tract; lungs |
lungs; kidneys |
Inhalation: corrosive, burning sensation, cough, laboured breathing Skin: redness, burning sensation, pain, on contact with liquid: frostbite Eyes: redness, pain, blurred vision |
Resp sys; kidneys; eyes; skin Inh; con |
Irrit eyes, skin, nose, resp sys; epis; eye, skin burns; in animals: pneu; kidney damage |
DECABORANE 17702-41-9 |
eyes; resp tract; CNS |
CNS |
Inhalation: cough, dizziness, drowsiness, headache, tremors, convulsions, nausea, weakness, incoordination, symptoms may be delayed |
CNS; liver; kidneys Inh; abs; ing; con |
Dizz, head, nau, li-head, drow; inco, local musc spasm, tremor, convuls; ftg; in animals: weak; dysp; liver, kidney damage |
DIBORANE 19287-45-7 |
eyes; skin; resp tract; lungs |
lungs |
Inhalation: cough, dizziness, laboured breathing, nausea, sore throat, weakness Skin: serious frostbite Eyes: severe deep burns |
Resp sys; CNS; liver; kidneys Inh |
Chest tight, precordial pain, short breath, non-productive cough, nau; head, li-head, verti, chills, fever, ftg, weak, tremor, musc fasc; in animals: liver, kidney damage; pulm edema; hemorr |
PENTABORANE 19624-22-7 |
resp tract; CNS |
Inhalation: nausea, drowsiness, headache, dizziness, blurred vision, tremors, convulsions; symptoms may be delayed Ingestion: nausea, vomiting |
CNS; eyes; skin Inh; abs; ing; con |
Irrit eyes, skin, dizz, head, drow, li-head, inco, tremor, convuls, behavioral changes; tonic spasm face, neck, abdom, limbs |
|
SODIUM TETRABORATE DECAHYDRATE 1303-96-4 |
mucous membranes; eyes; liver; kidneys; CNS |
skin |
Inhalation: nose bleeding, cough, chest tightness, shortness of breath, sore throat Skin: dry skin Eyes: redness Ingestion: abdominal pain, confusion, diarrhoea, drowsiness, headache, nausea, vomiting, weakness |
Eyes, skin, resp sys Inh; ing; con |
Irrit eyes, skin, upper resp sys; derm; epis; cough, dysp |
TRIMETHYL BORATE 121-43-7 |
eyes; resp tract |
Inhalation: cough, sore throat Ingestion: abdominal pain, burning sensation |
Chemical Formula |
Chemical |
Synonyms |
CAS-Number |
7440428 |
BORON |
7440-42-8 |
|
1330434 |
BORIC ACID, DISODIUM SALT |
Anhydrous borax; |
1330-43-4 |
1303862 |
BORON OXIDE |
Boric anhydride; |
1303-86-2 |
10294334 |
BORON TRIBROMIDE |
Boron bromide |
10294-33-4 |
10294345 |
BORON TRICHLORIDE |
Boron chloride |
10294-34-5 |
7637072 |
BORON TRIFLUORIDE |
Boron fluoride |
7637-07-2 |
109637 |
BORON TRIFLUORIDE ETHERATE |
109-63-7 |
|
17702419 |
DECABORANE |
UN1868 |
17702-41-9 |
19287457 |
DIBORANE |
Boroethane; |
19287-45-7 |
19624227 |
PENTABORANE |
UN1380 |
19624-22-7 |
7632044 |
SODIUM PERBORATE |
Sodium borate; |
7632-04-4 |
1303964 |
SODIUM TETRABORATE DECAHYDRATE |
Borates, tetra, sodium salt, borax decahydrate; |
1303-96-4 |
16940662 |
SODIUM BOROHYDRIDE |
Sodium borohydride; |
16940-66-2 |
97949 |
TRIETHYLBORANE |
Triethylborane; |
97-94-9 |
121437 |
TRIMETHYL BORATE |
Boric acid, trimethyl ester; |
121-43-7 |
Chemical Name CAS-Number |
Colour/Form |
Boiling Point (°C) |
Melting Point (°C) |
Molecular Weight |
Solubility in Water |
Relative Density (water=1) |
Relative Vapour Density (air=1) |
Vapour Pressure/ (Kpa) |
Inflam. |
Flash Point (°C) |
Auto Ignition Point (°C) |
3-AMINO-9-ETHYLCARBAZOLE |
crystalline compound |
127 |
210.3 |
||||||||
AMINOAZOTOLUENE |
golden crystals; reddish-brown to yellow crystals; yellow leaves from alcohol |
102 |
225.28 |
@ 25 °C |
@ 25 °C |
||||||
AZASERINE |
orthorhombic, pale yellow to green crystals from 90% ethanol. |
157 |
173.13 |
@ 25 °C |
@ 25 °C |
||||||
1,1'-AZOBIS(FORMAMIDE) |
orange-red crystals; yellow powder |
212 decomp |
116.08 |
sl sol |
1.65 |
||||||
AZOBENZENE |
orange-red leaflets; solid, orange-red crystals; yellow or orange crystals |
293 |
68 |
182.22 |
insol in water |
@ 20 º C/4 º C |
@ 103 º C |
||||
CYANURIC CHLORIDE |
crystals from ether or benzene; colourless, monoclinic crystals |
190 |
154 |
184.41 |
insol |
1.32 |
6.36 |
@ 70 °C |
|||
DIAZOMETHANE |
yellow gas |
-23 |
-145 |
42.04 |
1.45 |
1.45 |
|||||
1,2-DIETHYLHYDRAZINE |
85.5 |
88.15 |
@ 26 °C |
||||||||
1,1-DIMETHYLHYDRAZINE |
clear, colourless liquid |
63.9 |
-58 |
60.1 |
v sol |
@ 22 °C/4 °C |
1.94 |
16.4 |
2 ll |
-15 cc |
249 |
1,2-DIMETHYLHYDRAZINE |
clear, colourless liquid |
@ 753 mm Hg |
-9 |
60.10 |
misc |
0.8274 |
@ 24.46 °C |
< 23 cc |
|||
EDETIC ACID |
white crystalline powder |
240 decomp |
292.24 |
@ 25 °C |
|||||||
HYDRAZINE |
colourless oily liquid; white crystals |
113 |
2.0 |
32.05 |
misc |
@ 15 °C/4 |
1.1 |
2.1 |
4 ll |
38 cc |
270 |
HYDRAZINE HYDROCHLORIDE |
white crystalline flakes |
190 decomp |
81-87 |
sol |
|||||||
HYDRAZINE SULPHATE |
orthorhombic crystals; glass like plates or prisms; white crystalline powder; colourless rhombic crystals |
254 |
130.12 |
v sol |
@ 25 °C |
||||||
2-HYDRAZINOETHANOL |
@ 754 mm Hg |
-70 |
76.10 |
v sol |
@ 25 °C |
||||||
HYDRAZOBENZENE |
tablets from alcohol & ether |
131 |
184.2 |
@ 16 °C/4 °C |
@ 103 °C |
||||||
HYDRAZOIC ACID |
colourless volatile liquid |
37 |
-80 |
||||||||
METHYLHYDRAZINE |
colourless liquid |
87.5 |
-52.4 |
46.07 |
sol |
@ 25 °C |
1.6 |
@ 25 °C |
2.5 ll |
0 oc |
194 |
PHENYLHYDRAZINE |
monoclinic prisms or oil; colourless, oily liquid; colourless to pale yellow solid or liquid |
243.5 |
19.5 |
108.14 |
sol |
1.098 |
3.7 |
@ 71.8 °C |
88 cc |
174 |
|
PHENYLHYDRAZINE HYDROCHLORIDE |
sublimes |
243-246 decomp |
144.60 |
v sol |
|||||||
SODIUM AZIDE |
white, crystalline solid; colourless hexagonal crystals |
275 decomp |
65.02 |
v sol |
1.846 |
||||||
SODIUM DICHLOROCYANURATE |
white, crystalline powder |
240-250 decomp |
- 220.96 |
25 g/100 ml |
>1 |
||||||
1,2,4-TRIAZOLE |
needles |
260 |
120-121 |
v sol |
|||||||
TRICHLOROISOCYANURIC ACID |
needles from ethylene chloride; white crystalline powder or granules |
246.7 decomp |
232.4 |
sol |
> 1 (solid) |
Chemical Name CAS-Number |
Physical |
Chemical |
UN Class or Division / Subsidiary Risks |
1,1'-AZOBIS(FORMAMIDE) |
The substance decomposes on heating or on burning producing toxic fumes (nitrogen oxides) |
8 |
|
CYANURIC CHLORIDE |
3 |
||
1,1-DIMETHYLHYDRAZINE |
The vapour is heavier than air and may travel along the ground; distant ignition possible |
The substance may spontaneously ignite on contact with air • in the presence of oxidizing agents • Reacts vigorously with oxidizing material such as air; vapour is inflammable in air • On combustion, forms toxic and/or flammable fumes including nitrogen oxides, hydrogen, ammonia, dimethylamine and hydrazoic acid • toxic fumes nitrogen • The substance is a strong reducing agent and reacts violently with oxidants like nitrogen tetroxide, hydrogen peroxide and nitric acid • The substance is a strong base, it reacts violently with acid and is corrosive • Reacts with oxygen causing fire and explosion hazard • Attacks plastic |
6.1/ 3 |
1,2-DIMETHYLHYDRAZINE |
|||
EDETIC ACID |
The substance decomposes on heating producing nitrous oxides • Reacts with strong oxidants, strong bases, copper, copper alloys and nickel |
3/ 3/ 6.1 |
|
HYDRAZINE |
6.1/ 3/ 8 |
||
METHYLHYDRAZINE |
6.1/ 3/ 8 |
||
METHYLHYDRAZINE HYDROCHLORIDE |
6.1 |
||
PHENYLHYDRAZINE |
The substance decomposes on heating and on burning producing toxic fumes including nitrogen oxides • Reacts with oxidants • Reacts violently with lead dioxide |
6.1 |
|
PHENYLHYDRAZINE HYDROCHLORIDE |
6.1 |
||
SODIUM AZIDE |
May explode on heating above melting point, especially on rapid heating causing fire and explosion hazard • The solution in water is a weak base • Reacts with copper, lead, silver, mercury and carbon disulfide to form particularly shock-sensitive compounds • Reacts with acids, forming toxic and explosive hydrogen azide • Very corrosive to aluminium |
5.1 |
|
SODIUM DICHLOROCYANURATE |
The substance decomposes on heating, on contact with water, producing toxic fumes • The substance is a strong oxidant and reacts violently with combustible and reducing materials • The substance is a strong reducing agent and reacts with oxidants • The solution in water is a weak acid • Reacts violently with many substances causing fire and explosion hazard |
||
1,2,4-TRIAZOLE |
Dust explosion possible if in powder or granular form, mixed with air |
The substance decomposes on boiling • Upon heating, toxic fumes are formed • Reacts with strong oxidants and strong bases |
5.1 |
TRICHLOROISOCYANURIC ACID |
For UN Class: 1.5 = very insensitive substances which have a mass explosion hazard; 2.1 = flammable gas; 2.3 = toxic gas; 3 = flammable liquid; 4.1 = flammable solid; 4.2 = substance liable to spontaneous combustion; 4.3 = substance which in contact with water emits flammable gases; 5.1 = oxidizing substance; 6.1 = toxic; 7 = radioactive; 8 = corrosive substance
Chemical Name CAS-Number |
ICSC Short-Term Exposure |
ICSC Long-Term Exposure |
ICSC Routes of Exposure and Symptoms |
US NIOSH Target Organs & Routes of Entry |
US NIOSH Symptoms |
1,1'-AZOBIS(FORMAMIDE) 123-77-3 |
eyes; resp tract |
skin; resp tract |
Inhalation: cough, headache, fatigue, shortness of breath, sore throat, cramps Skin: redness Eyes: redness, pain |
||
DIAZOMETHANE 334-88-3 |
eyes; resp sys Inh; con (liq) |
Irrit eyes; cough, short breath; head, ftg; flush skin, fever; chest pain, pulm edema, pneuitis; asthma; liq: frostbite |
|||
DIMETHYL-p-AMINOAZOBENZENE 60-11-7 |
Liver; skin; bladder; kidneys; resp sys (in animals: liver &bladder tumors) Inh; abs; ing; con |
Enlarged liver; liver, kidney dysfunc; contact derm; cough, wheez, dysp; bloody sputum; bronchial secretions; frequent urination, hema, dysuria; (carc) |
|||
EDETIC ACID 60-00-4 |
eyes; skin; resp tract |
Inhalation: burning sensation, cough Skin: redness Eyes: redness Ingestion: burning sensation |
|||
HYDRAZINE 302-01-2 |
eyes; skin; resp tract; liver; kidneys; CNS |
skin; liver; kidneys; CNS; genes |
Eyes; skin; resp sys; CNS; liver; kidneys (in animals: tumors of the lungs, liver, blood vessels & intestine) Inh; ing; abs; con |
Irrit eyes, skin, nose throat; temporary blindness; dizz, nau; derm; eye, skin burns; in animals: bron, pulm edema; liver, kidney damage; convuls; (carc) |
|
METHYLHYDRAZINE 60-34-4 |
CNS; resp sys; liver; blood; CVS; eyes; skin Inh; abs; ing; con |
Irrit eyes, skin, resp sys; vomit, diarr, tremor, ataxia; anoxia, cyan; convuls; (carc) |
|||
PHENYLHYDRAZINE 100-63-0 |
eyes; skin; resp tract; blood; kidneys |
skin; blood |
Inhalation: cough, laboured breathing, sore throat, cyanosis Skin: may be absorbed, dry skin, redness, pain Eyes: redness, pain, blurred vision Ingestion: abdominal pain, diarrhoea, nausea, vomiting, weakness, vertigo |
Blood; resp sys; liver; kidneys; skin (in animals: tumors of the lungs, liver, blood vessels & intestine)Inh; abs; ing; con |
Skin sens, hemolytic anemia, dysp, cyan; jaun; kidney damage; vascular thrombosis; (carc) |
SODIUM AZIDE 26628-22-8 |
eyes; skin; resp tract; CNS |
CNS; genes |
Inhalation: cough, headache, nasal stuffiness, blurred vision, shortness of breath, unconsciousness, slowing heartbeat, fall in blood pressure Skin: redness, blisters Eyes: redness, pain Ingestion: abdominal pain, headache, nausea, unconsciousness, sweating |
Eyes; skin; CNS; CVS; kidneys Inh; abs; ing; con |
Irrit eyes, skin; head, weak, dizz, blurred vision; dysp; low BP, bradycardia; kidney changes |
SODIUM DICHLOROCYANURATE 2893-78-9 |
eyes; skin; resp tract; lungs |
skin; lungs |
Inhalation: cough, dullness, headache, nausea, shortness of breath, sore throat, vomiting, symptoms may be delayed Skin: redness, skin burns, pain Eyes: redness, pain, loss of vision, severe deep burns Ingestion: burning sensation, cough, headache, sore throat |
||
1,2,4-TRIAZOLE 288-88-0 |
eyes; skin |
Chemical Formula |
Chemical |
Synonyms |
CAS-Number |
132321 |
3-AMINO-9-ETHYLCARBAZOLE |
3-Amino-N-ethylcarbazole |
132-32-1 |
97563 |
AMINOAZOTOLUENE |
o-Aminoazotoluene; |
97-56-3 |
61825 |
3-AMINO-1,2,4-TRIAZOLE |
Aminotriazole; |
61-82-5 |
115026 |
AZASERINE |
Azaserin; |
115-02-6 |
123773 |
1,1'-AZOBIS(FORMAMIDE) |
Azobiscarboxamide; |
123-77-3 |
103333 |
AZOBENZENE |
Azobenzide; |
103-33-3 |
108770 |
CYANURIC CHLORIDE |
Chlorotriazine; |
108-77-0 |
334883 |
DIAZOMETHANE |
Azimethylene; |
334-88-3 |
1615801 |
1,2-DIETHYLHYDRAZINE |
N-N'-Diethylhydrazine; |
1615-80-1 |
540738 |
1,2-DIMETHYLHYDRAZINE |
N,N'-Dimethylhydrazine; |
540-73-8 |
57147 |
1,1-DIMETHYLHYDRAZINE |
Dimethylhydrazine; |
57-14-7 |
60004 |
EDETIC ACID |
3,6-Bis(carboxymethyl)-; |
60-00-4 |
302012 |
HYDRAZINE |
UN2029 |
302-01-2 |
7803578 |
HYDRAZINE HYDRATE |
Hydrazine, monohydrate |
7803-57-8 |
2644704 |
HYDRAZINE HYDROCHLORIDE |
Hydrazine monochloride; |
2644-70-4 |
10034932 |
HYDRAZINE SULPHATE |
Hydrazine monosulfate; |
10034-93-2 |
109842 |
2-HYDRAZINOETHANOL |
Hydroxyethyl hydrazine; |
109-84-2 |
122667 |
HYDRAZOBENZENE |
N,N'-Diphenylhydrazine; |
122-66-7 |
7782798 |
HYDRAZOIC ACID |
Azoimide; |
7782-79-8 |
60344 |
METHYLHYDRAZINE |
Hydrazomethane; |
60-34-4 |
7339539 |
METHYLHYDRAZINE HYDROCHLORIDE |
7339-53-9 |
|
100630 |
PHENYLHYDRAZINE |
Hydrazine-benzene; |
100-63-0 |
59881 |
PHENYLHYDRAZINE HYDROCHLORIDE |
Phenylhydrazine hydrochloride; |
59-88-1 |
26628228 |
SODIUM AZIDE |
UN1687 |
26628-22-8 |
2893789 |
SODIUM DICHLOROCYANURATE |
Dichloroisocyanuric acid sodium salt; |
2893-78-9 |
288880 |
1,2,4-TRIAZOLE |
sym-Triazole |
288-88-0 |
87901 |
TRICHLOROISOCYANURIC ACID |
Trichlorinated isocyanuric acid; |
87-90-1 |
Chemical Name |
Colour/Form |
Boiling Point (°C) |
Melting Point (°C) |
Molecular Weight |
Solubility in Water |
Relative Density (water=1) |
Relative Vapour Density (air=1) |
Vapour Pressure/ (Kpa) |
Inflam. |
Flash Point (°C) |
Auto Ignition Point (°C) |
o-ACETOLUIDINE |
crystals; colourless |
296 |
110 |
149.2 |
sl sol |
@ 15 °C |
|||||
1-AMINO-2-METHYLANTHRAQUINONE |
205.5 |
237.3 |
insol |
||||||||
2-AMINOANTHRAQUINONE |
red or orange-brown needles |
sublimes |
303-6 |
233.23 |
insol |
||||||
4-AMINODIPHENYL |
colourless crystals which turn purple on contact with air |
302 |
53 |
169.2 |
sl sol |
1.160 |
@ boiling point |
153 cc |
450 |
||
o-AMINOPHENOL |
crystals, rapidly becoming brown; white rhombic bipyramidal needles from benzene; colourless rhombic needles or plates |
153 sublimes |
174 |
109.12 |
sol |
1.328 |
190 |
||||
p-AMINOPHENOL |
orthorhombic plates from water; white plates from water; colourless crystals; white or reddish yellow crystals |
284 decomp |
188 |
109.13 |
sl sol |
||||||
ANILINE |
oily liquid, colourless when pure; colourless with a bluish fluorescence when freshly distilled |
184 |
-6 |
93.12 |
sol |
1.022 |
3.22 |
0.04 |
1.2 ll |
70 cc |
615 |
ANILINE HYDROCHLORIDE |
crystals |
245 |
198 |
526.8 |
v sol |
1.22 |
4.46 |
193 |
|||
o-ANISIDINE |
pale yellowish liquid; reddish or yellowish coloured oil; colourless to pink liquid |
225 |
5 |
123.2 |
sl sol |
1.0923 |
4.25 |
@ 30 °C |
118 oc |
||
p-ANISIDINE |
tablets from water, rhombic plates; crystals; fused crystalline mass |
246 |
57 |
123.15 |
sol |
@ 57 °C/4 °C |
4.28 |
<13 Pa |
107 |
||
AURAMINE |
yellow or colourless plates from alcohol |
136 |
267.4 |
insol |
@ 25 °C |
||||||
1,4-BENZENEDIAMINE DIHYDROCHLORIDE |
crystals |
181.06 |
sol |
6.2 |
|||||||
BENZIDINE |
white or slightly-reddish, crystalline powder; needles, grayish, yellow crystalline powder |
400 |
120 |
184.23 |
sl sol |
1.250 |
6.36 |
||||
2-CHLORO-4-NITROANILINE |
yellow needles from petroleum ether-carbon disulfide, water, 20% acetic acid |
108 |
172.57 |
misc |
|||||||
o-CHLOROANILINE |
amber liquid |
208.8 |
-14 |
127.57 |
insol |
@ 22 °C/4 °C |
4.41 |
0.05 |
108 |
>500 |
|
m-CHLOROANILINE |
colourless to light amber liquid |
230.5 |
-10 |
127.57 |
insol |
1.2161 |
4.4 |
9 Pa |
118 cc |
>540 |
|
p-CHLOROANILINE |
orthorhombic crystals from alcohol or petroleum ether; rhombic prisms; colourless crystals |
232 |
72.5 |
127.6 |
sol |
1.4 |
4.4 |
2 Pa |
2.2 ll |
120-123 |
685 |
4-CHLORO-o-PHENYLENEDIAMINE |
76 |
142.6 |
sl sol |
||||||||
5-CHLORO-o-TOLUIDINE |
grayish-white solid |
237 ( at 722 mm Hg) |
26 |
141.6 |
|||||||
p-CRESIDINE |
white crystals |
235 |
52 |
137.2 |
sl sol |
@ 25 °C |
|||||
N,N'-DI-2-NAPHTHYL-p-PHENYLENEDIAMINE |
235 |
360.43 |
|||||||||
2,4-DIAMINOANISOLE |
67.5 |
138.16 |
|||||||||
3,3'-DIAMINOBENZIDINE |
solid |
178-180 |
|||||||||
4,4'-DIAMINODIPHENYLMETHANE |
398-399 |
92.5 |
198.25 |
sl sol |
|||||||
2,4-DIAMINOPHENOL DIHYDROCHLORIDE |
grayish-white crystals; needles |
205 |
197.08 |
v sol |
|||||||
2,4-DIAMINOTOLUENE |
needles from water or crystals from alcohol; prisms; colourless crystals |
292 |
99 |
122.2 |
v sol |
4.2 |
@ 106.5 °C |
149 |
|||
2,6-DIAMINOTOLUENE |
colourless crystals |
289 |
106 |
122.17 |
sol |
@ 150 °C |
|||||
N,N-DIBUTYLANILINE |
amber liquid |
267-275 |
insol |
0.904 |
110 |
||||||
2,3-DICHLOROANILINE |
needles from petroleum ether icsc: colourless crystals |
252 |
24 |
162.02 |
insol |
5.6 |
@ 25 °C |
>112 cc |
|||
2,4-DICHLOROANILINE |
prisms from acetone; needles from diluted alcohol or petroleum ether |
245 |
64 |
162.0 |
sl sol |
1.567 |
5.6 |
@ 25 °C |
|||
2,5-DICHLOROANILINE |
light brown or amber-coloured crystalline mass; needles from petroleum ether |
251 |
50 |
162.0 |
sl sol |
1.54 |
5.6 |
@ 25 °C |
139 |
>540 |
|
2,6-DICHLOROANILINE |
crystals |
97 |
39 |
insol |
5.6 |
||||||
3,4-DICHLOROANILINE |
needles from petroleum ether; fine, light-tan crystals |
272 |
71-72 |
162.03 |
insol |
1.36 |
5.6 |
2 Pa |
@ 152 °C ll |
166 oc |
269 |
3,3'-DICHLOROBENZIDINE |
needles from alcohol or benzene; gray or purple crystalline solid. |
402 |
132-133 |
253.13 |
insol |
6x10-7 Pa |
350 |
||||
DICYCLOHEXYLAMINE NITRITE |
228.32 |
||||||||||
m-DIETHYLAMINOPHENOL |
white, crystalline solid |
276-280 |
78 |
165.23 |
sol |
||||||
N,N-DIETHYLANILINE |
colourless to yellow liquid; brown oily liquid |
216 |
-38 |
149.23 |
sl sol |
0.9307 |
1.0 |
||||
N,N-DIMETHYL-p-TOLUIDINE |
liquid |
211 |
135.20 |
insol |
0.9366 |
4.7 |
0.02 |
1.2 ll |
83 |
||
DIMETHYLAMINOAZOBENZENE |
yellow crystalline leaflets |
decomp |
114-117 |
225.28 |
13.6 ppm |
3.3x10-7 mm Hg (est). |
|||||
DIMETHYLANILINE |
oily liquid; pale yellow |
194 |
2.5 |
121.2 |
sl sol |
0.956 |
4.17 |
67 Pa |
62 |
371 |
|
2,4-DINITROANILINE |
yellow needles from diluted acetone, greenish-yellow plates from alcohol. |
56.7 |
188 |
183.12 |
insol |
@ 14 °C |
6.31 |
@ 25 °C |
224 cc |
||
N,N'-DIPHENYL-p-PHENYLENEDIAMINE |
colourless leaflets from alcohol; commercial grades are greenish-brown; gray powder |
@ 0.5 mm Hg |
150-151 |
260.32 |
insol |
1.20 |
9.0 |
||||
DIPHENYLAMINE |
monoclinic leaflets from diluted alcohol; crystals; solid or liquid, very pale tan-amber to brown |
302 |
53 |
169.2 |
insol |
1.16 |
5.82 |
@ 108 °C |
153 oc |
634 |
|
1,3-DIPHENYLGUANIDINE |
monoclinic needles; white powder |
170 D |
150 |
211.3 |
sl sol |
1.13 |
|||||
N-ETHYLANILINE |
colourless liquid; clear to straw-coloured, yellow-brown oil |
204.5 |
-63.5 |
121.2 |
insol |
0.9625 |
4.2 |
@ 38.5 °C |
|||
HYDROXYLAMINE |
large white flakes or white needles; colourless liquid |
@ 22 mm Hg |
32.05 |
33.04 |
v sol |
@ 0 °C/4 °C |
|||||
HYDROXYLAMINE HYDROCHLORIDE |
crystals |
decomp |
@ 17 °C |
1.7 |
|||||||
HYDROXYLAMINE SULPHATE |
colourless crystals |
177 |
sol |
||||||||
N-ISOPROPYL-N'-PHENYL-p-PHENYLENEDIAMINE |
dark gray to black flakes |
72.5 |
226.3 |
insol |
@ 25 °C |
||||||
N-ISOPROPYLANILINE |
yellowish liquid |
203 |
135.2 |
insol |
0.9526 25 °C |
878 |
|||||
MELAMINE |
monoclinic prisms; colourless; white |
<250 |
126.13 |
sl sol |
@ 14 °C |
4.34 |
@ 315 °C |
||||
p-METHYLAMINOPHENOL |
colourless needles |
87 |
123.17 |
sol |
@ 25 °C |
||||||
METHYLANILINE |
colourless to reddish-brown oily liquid |
196 |
-57 |
107.15 |
insol |
0.989 |
3.70 |
@ 36 °C |
795 cc |
||
4,4'-METHYLENE BIS(2-CHLOROANILINE) |
tan coloured pellets |
110 |
267.15 |
insol |
1.44 |
@ 60 °C |
|||||
MICHLER'S BASE |
lustrous leaflets; yellowish leaflets or glistening plates |
390 |
91.5 |
254.36 |
insol |
||||||
MICHLER'S KETONE |
white to greenish leaflets; leaf in alcohol, needles in benzene |
>360 decomp |
172 |
268.35 |
insol |
||||||
1,5-NAPHTHALENEDIAMINE |
colourless crystals |
sublimes |
190 |
158.2 |
sl sol |
1.4 |
|||||
a-NAPHTHYLAMINE |
needles from diluted ethanol and ether; yellow rhombic needles; white crystals; needles, become red on exposure to air or a reddish, crystalline mass |
300.8 |
50 |
143.18 |
sl sol |
1.0228 |
4.93 |
@ 104.3 °C |
157 cc |
||
b-NAPHTHYLAMINE |
colourless crystals which darken in air to a reddish-purple colour |
306 |
113 |
143.18 |
sol |
@ 98 °C/4 °C |
4.95 |
@108.0 °C |
157 |
||
o-NITROANILINE |
yellow-orange crystals from boiling water; plates or needles; orange solid |
284 |
71 |
138.1 |
sl sol |
@ 25 °C/4 °C |
@ 104 °C |
168 |
521 |
||
m-NITROANILINE |
yellow crystals from water; yellow rhombic needles |
306 |
114 |
138.1 |
sl sol |
@ 25 °C/4 °C |
@ 25 °C |
||||
p-NITROANILINE |
yellow monoclinic needles; bright yellow powder |
332 |
146 |
138.12 |
1 g/1250 ml |
1.424 |
4.77 |
0.2 Pa |
199 |
180 |
|
4,4'-OXYDIANILINE |
colourless crystals |
>300 |
186-187 |
200.2 |
insol |
@ 25 °C |
|||||
N-PHENYL-1-NAPHTHYLAMINE |
powder |
335 |
62 |
219.27 |
sl sol |
1.2 |
|||||
N-PHENYL-b-NAPHTYLAMINE |
needles from methanol; white to yellowish crystals; gray to tan flakes or powder |
395.5 |
108 |
219.29 |
insol |
1.24 |
|||||
m-PHENYLENEBIS(METHYLAMINE) |
colourless liquid |
247 |
136.2 |
v sol |
1.052 |
@ 25 °C |
|||||
o-PHENYLENEDIAMINE |
brownish-yellow leaf from water; plates from chloroform |
257 |
103 |
108.14 |
sol |
1.5 ll |
|||||
m-PHENYLENEDIAMINE |
white crystals becoming red on exposure to air; colourless needles; rhombic crystals from alcohol; colourless rhombic needles |
285 |
63.5 |
108.14 |
v sol |
1.139 |
@ 5ºC |
@ 99.8 °C |
|||
p-PHENYLENEDIAMINE |
white to slightly red crystals; white plates from benzene, ether |
267 |
146 |
108.14 |
sl sol |
1.14 |
3.72 |
@ 21 °C |
1.5 ll |
156 |
|
N-PHENYLETHANOLAMINE |
286 |
137.17 |
sl sol |
1.0945 |
|||||||
o-TOLIDINE |
white to reddish crystals or crystal powder |
300 |
131.5 |
212.28 |
sl sol |
1 |
|||||
o-TOLUIDINE |
light yellow liquid becoming reddish brown on exposure to air and light; colourless liquid |
200.2 |
-14.7-16.3 |
107.15 |
sl sol |
1.008 |
3.69 |
0.32 torr |
|||
m-TOLUIDINE |
colourless liquid |
203 |
-30.4 |
107.15 |
sl sol |
0.9889 |
3.90 |
@ 41 °C |
861 |
||
p-TOLUIDINE |
lustrous plates or leaflets; white solid; colourless leaflets |
200.5 |
44 |
107.15 |
sl sol |
1.046 |
3.9 |
0.34 torr |
|||
2,4,5-TRIMETHYLANILINE |
white crystals; needles obtained from water as solvent |
235 |
68 |
135.2 |
insol |
@ 25 °C |
|||||
TRIPHENYLAMINE |
monoclinic crystals from methanol, ethyl acetate, benzene; colourless |
365 |
127 |
245.3 |
insol |
@ 0 °C/0 °C |
|||||
XYLIDINE |
exists in 6 isomeric forms varying from a light yellow to a brown liquid; all isomers except ortho-4-xylidine are liquids above 27 °C |
213-226 |
-15 - 51 |
121.18 |
sl sol |
0.97-0.99 |
4.17 |
20 Pa |
1 ll |
91 |
405 |
2,3-XYLIDINE |
liquid |
221.5 |
< -15 |
121.2 |
sl sol |
0.9931 |
@ 25 °C |
1.0 ll |
97 cc |
||
2,4-XYLIDINE |
colourless liquid |
214 |
-14.3 |
121.2 |
sl sol |
0.9723 |
@ 52.6 °C |
||||
3,4-XYLIDINE |
plates of prisms from petroleum ether |
226 |
51 |
121.2 |
sl sol |
@ 18 °C |
Chemial Name CAS-Number |
Physical |
Chemical |
Un Class/Div / Subsidiary Risks |
4-AMINODIPHENYL |
On combustion, forms toxic gases: COx, NOx • The solution in water is a weak base • Reacts with strong oxidants • Forms salts with acids such as hydrochloric acid, sulfuric acid, etc. |
6.1 |
|
p-AMINOPHENOL |
6.1 |
||
o-AMINOPHENOL |
The substance decomposes on heating producing toxic fumes (nitrogen oxides) • Reacts violently with oxidants causing fire and explosion hazard |
6.1 |
|
ANILINE |
The substance decomposes on heating at temperatures above 190 °C, or on burning producing toxic and corrosive fumes (ammoia and nitrogen oxides) and flammable vapours • The substance is a weak base • Reacts vigorously with strong oxidants, acids, acetic anhydride, chloromelamine monomers, beta-propiolactone and epichlorohydrin causing fire and explosion hazard • Reacts with metals such as sodium, potassium, calcium, producing flammable hydrogen gas • Attacks copper and its alloys |
||
ANILINE HYDROCHLORIDE |
The vapour is heavier than air |
On combustion, forms toxic fumes including nitrogen oxides • On contact with hot surfaces or flames this substance decomposes forming toxic and corrosive fumes of aniline and chlorine compounds and nitrosis gases • The substance decomposes on heating or on contact with acids producing toxic fumes including aniline and hydrochloric acid • Reacts violently with oxidants causing fire and explosion hazard |
6.1 |
o-ANISIDINE |
The substance decomposes on heating producing toxic fumes (nitrogen oxides) • Reacts with strong oxidants causing fire and explosion hazard • Reacts with acids, acid chlorides, acid anydrides, chloroformates • Attacks some forms of plastics, rubber and coatings |
6.1 |
|
p-ANISIDINE |
The substance decomposes on heating producing toxic fumes (nitrogen oxides) • Reacts with strong oxidants causing fire and explosion hazard • Reacts with acids, acid chlorides, acid anydrides, chloroformates |
6.1 |
|
o-ANISIDINE HYDROCHLORIDE |
|||
1,4-BENZENEDIAMINE DIHYDROCHLORIDE |
Dust explosion possible if in powder or granular form, mixed with air |
The substance decomposes on heating producing toxic and corrosive fumes (nitrogen oxides, hydrogen chloride) |
6.1 |
BENZIDINE |
6.1 |
||
2-CHLORO-4-NITROANILINE |
6.1 |
||
o-CHLOROANILINE |
The substance decomposes on burning producing toxic fumes (nitrous oxides, hydrogen chloride) |
6.1 |
|
m-CHLOROANILINE |
The substance decomposes on burning producing toxic fumes (nitrous oxides, hydrogen chloride) • The solution in water is a weak base • Reacts violently with oxidants causing fire and explosion hazard |
6.1 |
|
p-CHLOROANILINE |
The substance decomposes on heating above 160 °C and on burning producing toxic and corrosive fumes of nitrogen oxides and hydrogen chloride • Reacts violently with oxidants |
6.1 |
|
5-CHLORO-o-TOLUIDINE |
8 |
||
p-CRESIDINE |
6.1 |
||
2,4-DIAMINOTOLUENE |
On combustion, forms toxic gases and fumes (carbon monoxide and nitrogen oxides) • Reacts with oxidants, acids, acid anhydrides, and acid chlorides |
||
2,6-DIAMINOTOLUENE |
On combustion, forms toxic fumes of nitogen oxides |
6.1 |
|
2,3-DICHLOROANILINE |
The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride) |
6.1 |
|
2,4-DICHLOROANILINE |
The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride) |
6.1 |
|
2,5-DICHLOROANILINE |
The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride) |
6.1 |
|
2,6-DICHLOROANILINE |
The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride) |
6.1 |
|
3,4-DICHLOROANILINE |
The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride) |
||
3,3'-DICHLOROBENZIDINE |
The substance decomposes on heating producing toxic and corrosive fumes including nitrogen oxides and hydrogen chloride • dergoes usual reactions of benzidine derivates, eg • formation of diazonium salts and acyl and alkyl derivates |
4.1 |
|
DICYCLOHEXYLAMINONITRITE |
6.1 |
||
N,N-DIETHYLANILINE |
|||
N,N-DIMETHYL-p-TOLUIDINE |
On combustion, forms toxic and corrosive gases (NOx) • Reacts violently with strong oxidants causing fire and explosion hazard • Reacts with acids, anhydrides and chlorides • Attacks many plastics |
6.1 |
|
DIMETHYLANILINE |
The substance decomposes on heating or on burning producing highly toxic fumes (aniline, nitrogen oxides) • The substance is a weak base • Reacts with oxidants |
6.1 |
|
2,4-DINITROANILINE |
May explode on heating, friction or contamination • The substance decomposes on heating producing toxic fumes (nitrogen oxides) • Reacts violently with oxidants • Reacts violently with chlorine and hydrochloric acid evolving gases |
||
DIPHENYLAMINE |
Dust explosion possible if in powder or granular form, mixed with air |
On combustion, forms toxic gases of carbon and nitrogen oxides • Reacts with strong oxidants and acids |
6.1 |
N-ETHYLANILINE |
|||
N-ISOPROPYL-N'-PHENYL-p-PHENYLENEDIAMINE |
On combustion, forms toxic gases (NOx, COx) • The substance decomposes producing toxic fumes (nitrogen oxides) |
6.1 |
|
p-METHYLAMINOPHENOL |
6.1 |
||
METHYLANILINE |
The substance decomposes on heating and on burning producing toxic fumes including aniline, nitrogen oxides • Reacts violently with strong acids and oxidants • Attacks some plastic |
||
1,5-NAPHTHALENEDIAMINE |
The substance decomposes on heating producing toxic fumes (nitrogen oxides) |
6.1 |
|
a-NAPHTHYLAMINE |
6.1 |
||
b-NAPHTHYLAMINE |
6.1 |
||
o-NITROANILINE |
Dust explosion possible if in powder or granular form, mixed with air |
On combustion, forms toxic fumes of nitrogen oxides • The substance is a strong oxidant and reacts with combustible and reducing materials • Reacts with organic materials in presence of moisture causing fire hazard |
6.1 |
m-NITROANILINE |
Dust explosion possible if in powder or granular form, mixed with air |
On combustion, forms toxic fumes of nitrogen oxides • The substance is a strong oxidant and reacts with combustible and reducing materials • Reacts with organic materials in presence of moisture causing fire hazard |
6.1 |
p-NITROANILINE |
Dust explosion possible if in powder or granular form, mixed with air |
May explode on heating • On combustion, forms toxic fumes of nitrogen oxides • The substance is a strong oxidant and reacts with combustible and reducing materials • Reacts with organic materials in presence of moisture causing fire hazard |
|
N-PHENYL-1-NAPHTHYLAMINE |
On combustion, forms toxic fumes (NOx) • The substance decomposes on heating or on burning producing toxic fumes (nitrogen oxides) |
6.1 |
|
o-PHENYLENEDIAMINE |
6.1 |
||
m-PHENYLENEDIAMINE |
6.1 |
||
p-PHENYLENEDIAMINE |
The substance decomposes on heating and on burning producing toxic fumes (nitrogen oxides) • The substance is a strong reducing agent and reacts violently with oxidants |
||
o-TOLIDINE |
The substance decomposes on heating and on burning producing toxic fumes including nitrogen oxides • The substance is degraded by light |
6.1 |
|
o-TOLUIDINE |
6.1 |
||
m-TOLUIDINE |
6.1 |
||
p-TOLUIDINE |
6.1 |
||
XYLIDINE |
The substance decomposes on burning producing hazardous oxides of nitrogen • Reacts with strong oxidants • Reacts with hypochlorites forming explosive chloramines |
6.1 |
|
2,3-XYLIDINE |
6.1 |
||
2,4-XYLIDINE |
6.1 |
||
3,4-XYLIDINE |
For UN Class: 1.5 = very insensitive substances which have a mass explosion hazard; 2.1 = flammable gas; 2.3 = toxic gas; 3 = flammable liquid; 4.1 = flammable solid; 4.2 = substance liable to spontaneous combustion; 4.3 = substance which in contact with water emits flammable gases; 5.1 = oxidizing substance; 6.1 = toxic; 7 = radioactive; 8 = corrosive substance
" DISCLAIMER: The ILO does not take responsibility for content presented on this web portal that is presented in any language other than English, which is the language used for the initial production and peer-review of original content. Certain statistics have not been updated since the production of the 4th edition of the Encyclopaedia (1998)."