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4-(Methylthio)benzoic acid

Also known as: 4-Methylthio benzoic acid, p-(Methylthio)benzoic acid, 4-(Methylsulfanyl)benzoic acid, 4-(Methylmercapto)benzoic acid, Benzoic acid, 4-(methylthio)-, p-Methylmercapto Benzoic acid, p-Carboxyphenyl methyl sulfide

4-(Methylthio)benzoic acid (CAS 13205-48-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H8O2S and a molecular weight of 168.213 g/mol. Key properties include a melting point of 192-196 °C(lit.), a boiling point of 319.0±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 146.7±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13205-48-6
Jingsj CID
J-993358-8
Molecular Formula
C8H8O2S
Molecular Weight
168.213 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point192-196 °C(lit.)
Boiling Point319.0±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point146.7±23.2 °C
Exact Mass168.024506
PSA62.60000
LogP2.74
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.613

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(Methylthio)benzoic acid?

The CAS number of 4-(Methylthio)benzoic acid is 13205-48-6.

What are the molecular formula and molecular weight of 4-(Methylthio)benzoic acid?

4-(Methylthio)benzoic acid has molecular formula C8H8O2S and molecular weight 168.213 g/mol.

What are the upstream and downstream products of 4-(Methylthio)benzoic acid?

For 4-(Methylthio)benzoic acid, Upstream Products: Carbon dioxide, 4-Bromothioanisole, 4-(Methylthio)benzyl alcohol; Downstream Products: 4-(methylthio)benzyl bromide, 1-(Chloromethyl)-4-(methylsulfonyl)benzene, 4-Methylsulfonylbenzoic acid.

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

Last updated:

How to cite: Jingsj. "4-(Methylthio)benzoic acid (CAS 13205-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-993358-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.