4-Aminothiophenol

4-氨基苯硫酚

Also known as: 4-Aminobenzenethiol, 4-Mercaptoaniline, 4-Aminophenyl mercaptan, p-Aminothiophenol, p-Mercaptoaniline

4-Aminothiophenol (CAS 1193-02-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H7NS and a molecular weight of 125.191 g/mol. It is also known as 4-Aminobenzenethiol, 4-Mercaptoaniline and 4-Aminophenyl mercaptan. Key properties include a melting point of 37-42 °C(lit.), a boiling point of 262.3±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 112.4±22.6 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1193-02-8
Jingsj CID
J-1993028-2
Molecular Formula
C6H7NS
Chinese Name
4-氨基苯硫酚
Molecular Weight
125.191 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point37-42 °C(lit.)
Boiling Point262.3±23.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point112.4±22.6 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Aminothiophenol?

The CAS number of 4-Aminothiophenol is 1193-02-8.

What are the molecular formula and molecular weight of 4-Aminothiophenol?

4-Aminothiophenol has molecular formula C6H7NS and molecular weight 125.191 g/mol.

Is 4-Aminothiophenol hazardous?

4-Aminothiophenol has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Aminothiophenol (CAS 1193-02-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993028-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.