2-(Ethylthio)benzoic acid

2-(乙基硫代)苯甲酸

Also known as: 2-ethylsulfanylbenzoic acid, 2-(ethylthio)benzoic acid, 2-(ethylsulfanyl)benzoic acid, 2-Aethylmercapto-benzoesaeure, 2-S-ethylmercaptobenzoic acid, S-ethyl-thiosalicylic acid, o-ethylmercaptobenzoic acid, F2135-0498

2-(Ethylthio)benzoic acid (CAS 21101-79-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O2S and a molecular weight of 182.23900 g/mol. It is also known as 2-ethylsulfanylbenzoic acid, 2-(ethylthio)benzoic acid and 2-(ethylsulfanyl)benzoic acid. Key properties include a boiling point of 310.1ºC at 760 mmHg, a density of 1.23g/cm3 and a flash point of 141.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21101-79-1
Jingsj CID
J-1414103-4
Molecular Formula
C9H10O2S
Chinese Name
2-(乙基硫代)苯甲酸
Molecular Weight
182.23900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point310.1ºC at 760 mmHg
Density1.23g/cm3
Flash Point141.4ºC
Exact Mass182.04000
PSA62.60000
LogP2.49680
Vapor Pressure0.000263mmHg at 25°C

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-(Ethylthio)benzoic acid?

The CAS number of 2-(Ethylthio)benzoic acid is 21101-79-1.

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

2-(Ethylthio)benzoic acid has molecular formula C9H10O2S and molecular weight 182.23900 g/mol.

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

For 2-(Ethylthio)benzoic acid, Upstream Products: Iodoethane, Thiosalicylic acid, Bromoethane; Downstream Products: Thioxanthen-9-one.

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

Last updated:

How to cite: Jingsj. "2-(Ethylthio)benzoic acid (CAS 21101-79-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1414103-4 (accessed 2026-10-28).

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