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4-Aminothiophenol

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Name

4-Aminothiophenol

EINECS 214-763-4
CAS No. 1193-02-8 Density 1.2 g/cm3
PSA 64.82000 LogP 2.13870
Solubility Immiscible with water. Melting Point 37-42 °C(lit.)
Formula C6H7NS Boiling Point 262.272 °C at 760 mmHg
Molecular Weight 125.194 Flash Point 112.418 °C
Transport Information UN 3263 8/PG 2 Appearance yellow crystalline low melting mass
Safety 26-28-36/37/39-45-25-27 Risk Codes 34-37
Molecular Structure Molecular Structure of 1193-02-8 (4-Aminothiophenol) Hazard Symbols CorrosiveC
Synonyms

Benzenethiol,p-amino- (6CI,7CI,8CI);4-Aminobenzenethiol;p-Aminobenzenethiol;4-Mercaptoaniline;4-Mercaptobenzenamine;p-Aminophenylmercaptan;p-Aminophenylthiol;p-Aminothiophenol;p-Mercaptoaniline;Benzenethiol, 4-amino-;

Article Data 56

4-Aminothiophenol Chemical Properties


IUPAC Name: 4-Aminobenzenethiol
Canonical SMILES: C1=CC(=CC=C1N)S
InChI: InChI=1S/C6H7NS/c7-5-1-3-6(8)4-2-5/h1-4,8H,7H2
InChIKey: WCDSVWRUXWCYFN-UHFFFAOYSA-N
Molecular Weight: 125.19148 [g/mol]
Molecular Formula: C6H7NS
XLogP3: 1.3
H-Bond Donor: 1
H-Bond Acceptor: 1 
EINECS: 214-763-4
Product Categories: Sulphur Derivatives; Phenol & Thiophenol & Mercaptan; Phenoles and thiophenoles; Miscellaneous 
storage temp.: 2-8 °C
Sensitive: Stench 
Index of Refraction: 1.663
Molar Refractivity: 38.66 cm3
Molar Volume: 104.3 cm3
Surface Tension: 53 dyne/cm
Density: 1.2 g/cm3
Flash Point: 112.4 °C
Enthalpy of Vaporization: 50 kJ/mol
Boiling Point: 262.3 °C at 760 mmHg
Vapour Pressure: 0.011 mmHg at 25 °C
Water Solubility: 7300 mg/L at 25 °C 
Appearance: yellow crystalline low melting mass
Melting Point: 37-42 °C(lit.)
Classification Code of p-Aminobenzenethiol (CAS NO.1193-02-8): Mutation data

4-Aminothiophenol Uses

  p-Aminobenzenethiol (CAS NO.1193-02-8) is used as a pesticide, medicine and dyes intermediates.   

4-Aminothiophenol Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 42200ug/kg (42.2mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.
mouse LDLo oral 320mg/kg (320mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 14, Pg. 111, 1985.
quail LD50 oral 42200ug/kg (42.2mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.

4-Aminothiophenol Consensus Reports

EPA Genetic Toxicology Program.

4-Aminothiophenol Safety Profile

Poison by ingestion. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx and SOx.
Hazard Codes:CorrosiveC
Risk Statements:
R34:Causes burns.
R37:Irritating to the respiratory system.
Safety Statements:
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
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 label where possible) .
S25:Avoid contact with eyes .
S27:Take off immediately all contaminated clothing .
RIDADR: UN 3263 8/PG 2
WGK Germany: 3
RTECS: DC0602500
F: 10-13-23
Hazard Note: Corrosive/Stench
HazardClass: 8
PackingGroup of p-Aminobenzenethiol (CAS NO.1193-02-8): III

4-Aminothiophenol Specification

 p-Aminobenzenethiol (CAS NO.1193-02-8), its Synonyms are 4-Aminobenzenethiol ; 4-Aminothiophenol ; 4-Mercaptoaniline ; Benzenethiol, 4-amino- ; Benzenethiol, 4-amino- (9CI) ; Benzenethiol, p-amino- ; p-Aminophenylmercaptan ; p-Aminothiophenol ; p-Mercaptoaniline .

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