Guide to Chemicals

Chemial Name CAS-Number	Physical	Chemical	Un Class/Div / Subsidiary Risks
4-AMINODIPHENYL 92-67-1		On combustion, forms toxic gases: CO_x, NO_x • 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 123-30-8			6.1
o-AMINOPHENOL 95-55-6		The substance decomposes on heating producing toxic fumes (nitrogen oxides) • Reacts violently with oxidants causing fire and explosion hazard	6.1
ANILINE 62-53-3		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 142-04-1	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 90-04-0		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 104-94-9		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 134-29-2
1,4-BENZENEDIAMINE DIHYDROCHLORIDE 624-18-0	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 92-87-5			6.1
2-CHLORO-4-NITROANILINE 121-87-9			6.1
o-CHLOROANILINE 95-51-2		The substance decomposes on burning producing toxic fumes (nitrous oxides, hydrogen chloride)	6.1
m-CHLOROANILINE 108-42-9		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 106-47-8		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 95-79-4			8
p-CRESIDINE 120-71-8			6.1
2,4-DIAMINOTOLUENE 95-80-7		On combustion, forms toxic gases and fumes (carbon monoxide and nitrogen oxides) • Reacts with oxidants, acids, acid anhydrides, and acid chlorides
2,6-DIAMINOTOLUENE 823-40-5		On combustion, forms toxic fumes of nitogen oxides	6.1
2,3-DICHLOROANILINE 608-27-5		The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride)	6.1
2,4-DICHLOROANILINE 554-00-7		The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride)	6.1
2,5-DICHLOROANILINE 95-82-9		The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride)	6.1
2,6-DICHLOROANILINE 608-31-1		The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride)	6.1
3,4-DICHLOROANILINE 95-76-1		The substance decomposes on heating producing toxic fumes (nitrous oxides, hydrogen chloride)
3,3'-DICHLOROBENZIDINE 91-94-1		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 3129-91-7			6.1
N,N-DIETHYLANILINE 91-66-7
N,N-DIMETHYL-p-TOLUIDINE 99-97-8		On combustion, forms toxic and corrosive gases (NO_x) • Reacts violently with strong oxidants causing fire and explosion hazard • Reacts with acids, anhydrides and chlorides • Attacks many plastics	6.1
DIMETHYLANILINE 121-69-7		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 97-02-9		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 122-39-4	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 103-69-5
N-ISOPROPYL-N'-PHENYL-p-PHENYLENEDIAMINE 101-72-4		On combustion, forms toxic gases (NO_x, CO_x) • The substance decomposes producing toxic fumes (nitrogen oxides)	6.1
p-METHYLAMINOPHENOL 150-75-4			6.1
METHYLANILINE 100-61-8		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 2243-62-1		The substance decomposes on heating producing toxic fumes (nitrogen oxides)	6.1
a-NAPHTHYLAMINE 134-32-7			6.1
b-NAPHTHYLAMINE 91-59-8			6.1
o-NITROANILINE 88-74-4	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 99-09-2	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 100-01-6	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 90-30-2		On combustion, forms toxic fumes (NO_x) • The substance decomposes on heating or on burning producing toxic fumes (nitrogen oxides)	6.1
o-PHENYLENEDIAMINE 95-54-5			6.1
m-PHENYLENEDIAMINE 108-45-2			6.1
p-PHENYLENEDIAMINE 106-50-3		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 119-93-7		The substance decomposes on heating and on burning producing toxic fumes including nitrogen oxides • The substance is degraded by light	6.1
o-TOLUIDINE 95-53-4			6.1
m-TOLUIDINE 108-44-1			6.1
p-TOLUIDINE 106-49-0			6.1
XYLIDINE 1300-73-8		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 87-59-2			6.1
2,4-XYLIDINE 95-68-1			6.1
3,4-XYLIDINE 95-64-7

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

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Published in 104. Guide to Chemicals

Saturday, 06 August 2011 03:39

Aromatic Amino Compounds: Physical & Chemical Properties

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. Limits	Flash Point (°C)	Auto Ignition Point (°C)
o-ACETOLUIDINE 120-66-1	crystals; colourless	296	110	149.2	sl sol	@ 15 °C
1-AMINO-2-METHYLANTHRAQUINONE 82-28-0			205.5	237.3	insol
2-AMINOANTHRAQUINONE 177-79-3	red or orange-brown needles	sublimes	303-6	233.23	insol
4-AMINODIPHENYL 92-67-1	colourless crystals which turn purple on contact with air	302	53	169.2	sl sol	1.160	@ boiling point			153 cc	450
o-AMINOPHENOL 95-55-6	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 123-30-8	orthorhombic plates from water; white plates from water; colourless crystals; white or reddish yellow crystals	284 decomp	188	109.13	sl sol
ANILINE 62-53-3	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 11 ul	70 cc	615
ANILINE HYDROCHLORIDE 142-04-1	crystals	245	198	526.8	v sol	1.22	4.46			193
o-ANISIDINE 90-04-0	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 104-94-9	tablets from water, rhombic plates; crystals; fused crystalline mass	246	57	123.15	sol	@ 57 °C/4 °C	4.28	<13 Pa		107
AURAMINE 492-80-8	yellow or colourless plates from alcohol		136	267.4	insol			@ 25 °C
1,4-BENZENEDIAMINE DIHYDROCHLORIDE 624-18-0	crystals			181.06	sol		6.2
BENZIDINE 92-87-5	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 121-87-9	yellow needles from petroleum ether-carbon disulfide, water, 20% acetic acid		108	172.57	misc
o-CHLOROANILINE 95-51-2	amber liquid	208.8	-14	127.57	insol	@ 22 °C/4 °C	4.41	0.05		108	>500
m-CHLOROANILINE 108-42-9	colourless to light amber liquid	230.5	-10	127.57	insol	1.2161	4.4	9 Pa		118 cc	>540
p-CHLOROANILINE 106-47-8	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 ? ul	120-123	685
4-CHLORO-o-PHENYLENEDIAMINE 95-83-0			76	142.6	sl sol
5-CHLORO-o-TOLUIDINE 95-79-4	grayish-white solid	237 ( at 722 mm Hg)	26	141.6
p-CRESIDINE 120-71-8	white crystals	235	52	137.2	sl sol			@ 25 °C
N,N'-DI-2-NAPHTHYL-p-PHENYLENEDIAMINE 93-46-9			235	360.43
2,4-DIAMINOANISOLE 615-05-4			67.5	138.16
3,3'-DIAMINOBENZIDINE 91-95-2	solid		178-180
4,4'-DIAMINODIPHENYLMETHANE 101-77-9		398-399	92.5	198.25	sl sol
2,4-DIAMINOPHENOL DIHYDROCHLORIDE 137-09-7	grayish-white crystals; needles		205	197.08	v sol
2,4-DIAMINOTOLUENE 95-80-7	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 823-40-5	colourless crystals	289	106	122.17	sol			@ 150 °C
N,N-DIBUTYLANILINE 613-29-6	amber liquid	267-275			insol	0.904				110
2,3-DICHLOROANILINE 608-27-5	needles from petroleum ether icsc: colourless crystals	252	24	162.02	insol		5.6	@ 25 °C		>112 cc
2,4-DICHLOROANILINE 554-00-7	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 95-82-9	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 608-31-1	crystals	97	39		insol		5.6
3,4-DICHLOROANILINE 95-76-1	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 91-94-1	needles from alcohol or benzene; gray or purple crystalline solid.	402	132-133	253.13	insol			6x10^-7 Pa			350
DICYCLOHEXYLAMINE NITRITE 3129-91-7				228.32
m-DIETHYLAMINOPHENOL 91-68-9	white, crystalline solid	276-280	78	165.23	sol
N,N-DIETHYLANILINE 91-66-7	colourless to yellow liquid; brown oily liquid	216	-38	149.23	sl sol	0.9307	1.0
N,N-DIMETHYL-p-TOLUIDINE 99-97-8	liquid	211		135.20	insol	0.9366	4.7	0.02	1.2 ll 7 ul	83
DIMETHYLAMINOAZOBENZENE 60-11-7	yellow crystalline leaflets	decomp	114-117	225.28	13.6 ppm			3.3x10-7 mm Hg (est).
DIMETHYLANILINE 121-69-7	oily liquid; pale yellow	194	2.5	121.2	sl sol	0.956	4.17	67 Pa		62	371
2,4-DINITROANILINE 97-02-9	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 74-31-7	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 122-39-4	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 102-06-7	monoclinic needles; white powder	170 D	150	211.3	sl sol	1.13
N-ETHYLANILINE 103-69-5	colourless liquid; clear to straw-coloured, yellow-brown oil	204.5	-63.5	121.2	insol	0.9625	4.2	@ 38.5 °C
HYDROXYLAMINE 7803-49-8	large white flakes or white needles; colourless liquid	@ 22 mm Hg	32.05	33.04	v sol	@ 0 °C/4 °C
HYDROXYLAMINE HYDROCHLORIDE 5470-11-1	crystals		decomp		@ 17 °C	1.7
HYDROXYLAMINE SULPHATE 10039-54-0	colourless crystals		177		sol
N-ISOPROPYL-N'-PHENYL-p-PHENYLENEDIAMINE 101-72-4	dark gray to black flakes		72.5	226.3	insol	@ 25 °C
N-ISOPROPYLANILINE 768-52-5	yellowish liquid	203		135.2	insol	0.9526 25 °C				878
MELAMINE 108-78-1	monoclinic prisms; colourless; white		<250	126.13	sl sol	@ 14 °C	4.34	@ 315 °C
p-METHYLAMINOPHENOL 150-75-4	colourless needles		87	123.17	sol			@ 25 °C
METHYLANILINE 100-61-8	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) 101-14-4	tan coloured pellets		110	267.15	insol	1.44		@ 60 °C
MICHLER'S BASE 101-61-1	lustrous leaflets; yellowish leaflets or glistening plates	390	91.5	254.36	insol
MICHLER'S KETONE 90-94-8	white to greenish leaflets; leaf in alcohol, needles in benzene	>360 decomp	172	268.35	insol
1,5-NAPHTHALENEDIAMINE 2243-62-1	colourless crystals	sublimes	190	158.2	sl sol	1.4
a-NAPHTHYLAMINE 134-32-7	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 91-59-8	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 88-74-4	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 99-09-2	yellow crystals from water; yellow rhombic needles	306	114	138.1	sl sol	@ 25 °C/4 °C		@ 25 °C
p-NITROANILINE 100-01-6	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 101-80-4	colourless crystals	>300	186-187	200.2	insol			@ 25 °C
N-PHENYL-1-NAPHTHYLAMINE 90-30-2	powder	335	62	219.27	sl sol	1.2
N-PHENYL-b-NAPHTYLAMINE 135-88-6	needles from methanol; white to yellowish crystals; gray to tan flakes or powder	395.5	108	219.29	insol	1.24
m-PHENYLENEBIS(METHYLAMINE) 1477-55-0	colourless liquid	247		136.2	v sol	1.052		@ 25 °C
o-PHENYLENEDIAMINE 95-54-5	brownish-yellow leaf from water; plates from chloroform	257	103	108.14	sol				1.5 ll ? ul
m-PHENYLENEDIAMINE 108-45-2	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 106-50-3	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 ? ul	156
N-PHENYLETHANOLAMINE 122-98-5		286		137.17	sl sol	1.0945
o-TOLIDINE 119-93-7	white to reddish crystals or crystal powder	300	131.5	212.28	sl sol	1
o-TOLUIDINE 95-53-4	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 108-44-1	colourless liquid	203	-30.4	107.15	sl sol	0.9889	3.90	@ 41 °C		861
p-TOLUIDINE 106-49-0	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 137-17-7	white crystals; needles obtained from water as solvent	235	68	135.2	insol	@ 25 °C
TRIPHENYLAMINE 603-34-9	monoclinic crystals from methanol, ethyl acetate, benzene; colourless	365	127	245.3	insol	@ 0 °C/0 °C
XYLIDINE 1300-73-8	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 7 ul	91	405
2,3-XYLIDINE 87-59-2	liquid	221.5	< -15	121.2	sl sol	0.9931		@ 25 °C	1.0 ll ? ul	97 cc
2,4-XYLIDINE 95-68-1	colourless liquid	214	-14.3	121.2	sl sol	0.9723		@ 52.6 °C
3,4-XYLIDINE 95-64-7	plates of prisms from petroleum ether	226	51	121.2	sl sol	@ 18 °C

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Published in 104. Guide to Chemicals

Sunday, 07 August 2011 00:28

Azides: Chemical Identification

Chemical Formula	Chemical	Synonyms UN Code	CAS-Number
132321	3-AMINO-9-ETHYLCARBAZOLE	3-Amino-N-ethylcarbazole	132-32-1
97563	AMINOAZOTOLUENE	o-Aminoazotoluene; 2-Amino-5-azotoluene; 4-Amino-2',3-dimethylazobenzene; 4'-Amino-2,3'-dimethylazobenzene; 2-Methyl-4-((2-methylphenyl)azo)benzenamine; Toluazotoluidine; 4-(o-tolylazo)-o-toluidine	97-56-3
61825	3-AMINO-1,2,4-TRIAZOLE	Aminotriazole; 2-Aminotriazole; 3-Aminotriazole; 3-Amino-S-triazole; 3-Amino-1,2,4-triazole; 2-Amino-1,3,4-triazole; 3-Amino-1h-1,2,4-triazole; Amitrole; Amitrol-t; Triazolamine; 1h-1,2,4-Triazol-3-amine	61-82-5
115026	AZASERINE	Azaserin; Azaserine; Diazoacetate (ester) L-Serine; L-Diazoacetate (ester) serine	115-02-6
123773	1,1'-AZOBIS(FORMAMIDE)	Azobiscarboxamide; Azodicarbamide; Azodicarboxylic acid diamide	123-77-3
103333	AZOBENZENE	Azobenzide; Azobenzol; Azodibenzeneazofume; Azofume; Benzeneazobenzene; Benzene, azodi; Benzofume; Diazobenzene; Diphenyldiazene; 1,2-Diphenyldiazene; Diphenyldiimide	103-33-3
108770	CYANURIC CHLORIDE	Chlorotriazine; Cyanurchloride; Cyanuric acid chloride; Trichlorocyanidine; 1,3,5-Trichlorotriazine; 2,4,6-Trichloro-1,3,5-triazine; Tricyanogen chloride UN2670	108-77-0
334883	DIAZOMETHANE	Azimethylene; Diazirine; Diazomethane	334-88-3
1615801	1,2-DIETHYLHYDRAZINE	N-N'-Diethylhydrazine; Hydrazoethane; Hydroazoethane	1615-80-1
540738	1,2-DIMETHYLHYDRAZINE	N,N'-Dimethylhydrazine; sym-Dimethylhydrazine; Hydrazomethane UN2382	540-73-8
57147	1,1-DIMETHYLHYDRAZINE	Dimethylhydrazine; N,N-Dimethylhydrazine UN1163	57-14-7
60004	EDETIC ACID	3,6-Bis(carboxymethyl)-; N,N'-1,2-Ethanediylbis(N-(carboxymethyl)glycine); 3,6-Diazaoctanedioic acid; Ethylenediaminetetraacetic acid; Ethylenediamine-N,N,N',N'-Tetraacetic acid	60-00-4
302012	HYDRAZINE	UN2029	302-01-2
7803578	HYDRAZINE HYDRATE	Hydrazine, monohydrate	7803-57-8
2644704	HYDRAZINE HYDROCHLORIDE	Hydrazine monochloride; Hydrazinium chloride; Hydrazinium monochloride	2644-70-4
10034932	HYDRAZINE SULPHATE	Hydrazine monosulfate; Hydrazinium sulfate; Hydrazonium sulfate	10034-93-2
109842	2-HYDRAZINOETHANOL	Hydroxyethyl hydrazine; b-Hydroxyethylhydrazine; N-(2-Hydroxyethyl)hydrazine	109-84-2
122667	HYDRAZOBENZENE	N,N'-Diphenylhydrazine; sym-Diphenylhydrazine; 1,2-Diphenylhydrazine; Hydrazine, 1,2-diphenyl-	122-66-7
7782798	HYDRAZOIC ACID	Azoimide; Diazoimide; Hydrogen azide; Hydronitric acid	7782-79-8
60344	METHYLHYDRAZINE	Hydrazomethane; 1-Methylhydrazine; Monomethylhydrazine UN1244	60-34-4
7339539	METHYLHYDRAZINE HYDROCHLORIDE		7339-53-9
100630	PHENYLHYDRAZINE	Hydrazine-benzene; Hydrazinobenzene UN2572	100-63-0
59881	PHENYLHYDRAZINE HYDROCHLORIDE	Phenylhydrazine hydrochloride; Phenylhydrazinium chloride	59-88-1
26628228	SODIUM AZIDE	UN1687	26628-22-8
2893789	SODIUM DICHLOROCYANURATE	Dichloroisocyanuric acid sodium salt; Isocyanuric acid, dichloro-, sodium salt; Sodium dichlorisocyanurate; Sodium dichloroisocyanurate; sym-Triazine-2,4,6(1H,3H,5H)-Trione, dichloro-, sodium salt	2893-78-9
288880	1,2,4-TRIAZOLE	sym-Triazole	288-88-0
87901	TRICHLOROISOCYANURIC ACID	Trichlorinated isocyanuric acid; Trichloroisocyanic acid; Trichloroisocyanurate; Trichloroisocyanuric acid; 1,3,5-Trichloroisocyanuric acid; 1,3,5-Trichloro-2,4,6-trioxohexahydro-sym-triazine UN2468	87-90-1

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Published in 104. Guide to Chemicals

Sunday, 07 August 2011 00:33

Azides: Health Hazards

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

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Published in 104. Guide to Chemicals

Sunday, 07 August 2011 00:35

Azides: Physical & Chemical Hazards

Chemical Name CAS-Number	Physical	Chemical	UN Class or Division / Subsidiary Risks
1,1'-AZOBIS(FORMAMIDE) 123-77-3		The substance decomposes on heating or on burning producing toxic fumes (nitrogen oxides)	8
CYANURIC CHLORIDE 108-77-0			3
1,1-DIMETHYLHYDRAZINE 57-14-7	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 540-73-8
EDETIC ACID 60-00-4		The substance decomposes on heating producing nitrous oxides • Reacts with strong oxidants, strong bases, copper, copper alloys and nickel	3/ 3/ 6.1
HYDRAZINE 302-01-2			6.1/ 3/ 8
METHYLHYDRAZINE 60-34-4			6.1/ 3/ 8
METHYLHYDRAZINE HYDROCHLORIDE 7339-53-9			6.1
PHENYLHYDRAZINE 100-63-0		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 59-88-1			6.1
SODIUM AZIDE 26628-22-8		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 2893-78-9		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 288-88-0	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 87-90-1

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Published in 104. Guide to Chemicals

Sunday, 07 August 2011 00:38

Azides: Physical & Chemical Properties

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. Limits	Flash Point (°C)	Auto Ignition Point (°C)
3-AMINO-9-ETHYLCARBAZOLE 132-32-1	crystalline compound		127	210.3
AMINOAZOTOLUENE 97-56-3	golden crystals; reddish-brown to yellow crystals; yellow leaves from alcohol		102	225.28	@ 25 °C			@ 25 °C
AZASERINE 115-02-6	orthorhombic, pale yellow to green crystals from 90% ethanol.		157	173.13	@ 25 °C			@ 25 °C
1,1'-AZOBIS(FORMAMIDE) 123-77-3	orange-red crystals; yellow powder		212 decomp	116.08	sl sol	1.65
AZOBENZENE 103-33-3	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 108-77-0	crystals from ether or benzene; colourless, monoclinic crystals	190	154	184.41	insol	1.32	6.36	@ 70 °C
DIAZOMETHANE 334-88-3	yellow gas	-23	-145	42.04		1.45	1.45
1,2-DIETHYLHYDRAZINE 1615-80-1		85.5		88.15		@ 26 °C
1,1-DIMETHYLHYDRAZINE 57-14-7	clear, colourless liquid	63.9	-58	60.1	v sol	@ 22 °C/4 °C	1.94	16.4	2 ll 95 ul	-15 cc	249
1,2-DIMETHYLHYDRAZINE 540-73-8	clear, colourless liquid	@ 753 mm Hg	-9	60.10	misc	0.8274		@ 24.46 °C		< 23 cc
EDETIC ACID 60-00-4	white crystalline powder		240 decomp	292.24	@ 25 °C
HYDRAZINE 302-01-2	colourless oily liquid; white crystals	113	2.0	32.05	misc	@ 15 °C/4	1.1	2.1	4 ll 100 ul	38 cc	270
HYDRAZINE HYDROCHLORIDE 2644-70-4	white crystalline flakes	190 decomp	81-87		sol
HYDRAZINE SULPHATE 10034-93-2	orthorhombic crystals; glass like plates or prisms; white crystalline powder; colourless rhombic crystals		254	130.12	v sol	@ 25 °C
2-HYDRAZINOETHANOL 109-84-2		@ 754 mm Hg	-70	76.10	v sol	@ 25 °C
HYDRAZOBENZENE 122-66-7	tablets from alcohol & ether		131	184.2		@ 16 °C/4 °C		@ 103 °C
HYDRAZOIC ACID 7782-79-8	colourless volatile liquid	37	-80
METHYLHYDRAZINE 60-34-4	colourless liquid	87.5	-52.4	46.07	sol	@ 25 °C	1.6	@ 25 °C	2.5 ll 97 ul	0 oc	194
PHENYLHYDRAZINE 100-63-0	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 59-88-1		sublimes	243-246 decomp	144.60	v sol
SODIUM AZIDE 26628-22-8	white, crystalline solid; colourless hexagonal crystals		275 decomp	65.02	v sol	1.846
SODIUM DICHLOROCYANURATE 2893-78-9	white, crystalline powder		240-250 decomp	- 220.96	25 g/100 ml	>1
1,2,4-TRIAZOLE 288-88-0	needles	260	120-121		v sol
TRICHLOROISOCYANURIC ACID 87-90-1	needles from ethylene chloride; white crystalline powder or granules		246.7 decomp	232.4	sol	> 1 (solid)

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Published in 104. Guide to Chemicals

Sunday, 07 August 2011 00:43

Boranes: Chemical Identification

Chemical Formula	Chemical	Synonyms UN Code	CAS-Number
7440428	BORON		7440-42-8
1330434	BORIC ACID, DISODIUM SALT	Anhydrous borax; Borates, tetra, sodium salt; Sodium biborate; Sodium tetraborate	1330-43-4
1303862	BORON OXIDE	Boric anhydride; Boron sesquioxide; Boron trioxide; Diboron trioxide	1303-86-2
10294334	BORON TRIBROMIDE	Boron bromide UN2692	10294-33-4
10294345	BORON TRICHLORIDE	Boron chloride UN1741	10294-34-5
7637072	BORON TRIFLUORIDE	Boron fluoride UN1008	7637-07-2
109637	BORON TRIFLUORIDE ETHERATE		109-63-7
17702419	DECABORANE	UN1868	17702-41-9

Table of Contents

Ethers Tables:

Halogen and Ethers Tables:

Halogenated Saturated Hydrocarbons Tables:

Halogenated Unsaturated Hydrocarbons Tables: