Name | 2-Aminothiophenol |
Synonyms | 2-Aminothiophenol 2-Mercaptoaniline o-aminothiophenol 2-amino thiophenol 2-Aminobenzenethiol 2-aminobenzenethiolate |
CAS | 137-07-5 |
EINECS | 205-277-3 |
InChI | InChI=1/C6H7NS/c7-5-3-1-2-4-6(5)8/h1-4,8H,7H2/p-1 |
Molecular Formula | C6H6NS |
Molar Mass | 124.184 |
Density | 1.17 g/mL at 25 °C(lit.) |
Melting Point | 23-26℃ |
Boling Point | 234.9°C at 760 mmHg |
Flash Point | 79.4°C |
Water Solubility | INSOLUBLE |
Vapor Presure | 0.0517mmHg at 25°C |
Refractive Index | n20/D 1.642(lit.) |
Physical and Chemical Properties | 用途 磷地尔的中间体。 |
Hazard Symbols | C - Corrosive N - Dangerous for the environment |
Risk Codes | R22 - Harmful if swallowed R34 - Causes burns R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S25 - Avoid contact with eyes. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | UN 1760 |
storage conditions | Store at <= 20°C. |
solubility | H2O: slightly soluble |
acidity coefficient (pKa) | pK1: <2( 1);pK2: 7.90(0) (25°C) |
morphology | Liquid |
color | Clear yellow to amber |
water solubility | INSOLUBLE |
sensitivity | Stench |
BRN | 606076 |
InChIKey | VRVRGVPWCUEOGV-UHFFFAOYSA-N |
NIST chemical information | Benzenethiol, 2-amino-(137-07-5) |
EPA chemical information | Benzenethiol, 2-amino- (137-07-5) |
WGK Germany | 3 |
RTECS number | DC0600000 |
F | 9-13-23 |
Hazard Note | Corrosive/Stench |
TSCA | Yes |
HazardClass | 8 |
PackingGroup | III |
customs code | 29309070 |
production method | The disulfide produced by the reaction of o-nitrochlorobenzene and sodium sulfide is reduced to obtain the product. |
category | toxic substances |
toxicity classification | highly toxic |
acute toxicity | oral-rat LDL0: 500 mg/kg; Abdominal cavity-mouse LD50: 25 mg/kg |
flammability hazard characteristics | Open flame is combustible; it emits toxic sulfur oxide and nitrogen oxide gas when heated |
storage and transportation characteristics | The warehouse is ventilated and dry at low temperature; it is stored and transported separately from food, acids, and oxidants |
fire extinguishing agent | foam, dry powder, carbon dioxide |