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2-(Methylthio)benzoic acid

Also known as: 2-(Methylmercapto)benzoic acid, 2-Methylthiobenzoic acid, Benzoic acid, 2-(methylthio)-, Benzoic acid, o-(methylthio)-, 2-Carboxyphenyl methyl sulfide, o-(Methylthio)benzoic acid, NSC 104019, NSC 145347, NSC 151478, NSC 218090, NSC 221934, 2-(methylsulfanyl)benzoic acid, Acide methyl-S-2-benzoique

2-(Methylthio)benzoic acid (CAS 3724-10-5) 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 169-173 °C(lit.), a boiling point of 297.4±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 133.7±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3724-10-5
Jingsj CID
J-1163736-8
Molecular Formula
C8H8O2S
Molecular Weight
168.213 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point169-173 °C(lit.)
Boiling Point297.4±23.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point133.7±22.6 °C
Exact Mass168.024506
PSA62.60000
LogP2.58
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 2-(Methylthio)benzoic acid?

The CAS number of 2-(Methylthio)benzoic acid is 3724-10-5.

What are the molecular formula and molecular weight of 2-(Methylthio)benzoic acid?

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

What are the upstream and downstream products of 2-(Methylthio)benzoic acid?

For 2-(Methylthio)benzoic acid, Upstream Products: Thiosalicylic acid, iodomethane, Potassium methoxide; Downstream Products: 2-(Methylsulfonyl)benzoic acid, Methyl 2-(methylthio)benzoate, Thioxanthen-9-one.

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

Last updated:

How to cite: Jingsj. "2-(Methylthio)benzoic acid (CAS 3724-10-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1163736-8 (accessed 2026-11-09).

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