2-Aminothiophenol
[CAS# 137-07-5]

Identification

• Classification: Chemical reagent >> Organic reagent >> Thiol/thiophenol
• Name: 2-Aminothiophenol
• Synonyms: 2-Aminobenzenethiol; 2-Mercaptoaniline
• Molecular Formula: C₆H₇NS
• Molecular Weight: 125.19
• CAS Registry Number: 137-07-5
• EC Number: 205-277-3

Properties

• Density: 1.16
• Melting point: 23-26 °C
• Boiling point: 234 °C
• Refractive index: 1.64-1.644
• Flash point: 79 °C
• Water solubility: INSOLUBLE

Safety Data

• Hazard Symbols: C;N
• Risk Statements: R22;R34;R50/53
• Safety Statements: S25;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	4	H302
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Skin sensitization	Skin Sens.	1	H317
Serious eye damage	Eye Dam.	1	H318
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Substances or mixtures corrosive to metals	Met. Corr.	1	H290
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H312
Flammable liquids	Flam. Liq.	4	H227
Specific target organ toxicity - single exposure	STOT SE	2	H371
Skin corrosion	Skin Corr.	1C	H314
Germ cell mutagenicity	Muta.	2	H341
Acute toxicity	Acute Tox.	4	H332
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319

• Transport Information: UN 1760