5-Chloro-2-methylbenzenethiol

Also known as: 5-Chloro-2-methylthiophenol, Benzenethiol, 5-chloro-2-methyl-, 2-Methyl-5-chlorobenzenethiol, 2-Methyl-5-chlorothiophenol, 3-Chloro-6-methylbenzenethiol, 5-Chloro-o-thiocresol, NSC 123874, NSC 89851

5-Chloro-2-methylbenzenethiol (CAS 18858-06-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H7ClS and a molecular weight of 158.648 g/mol. Key properties include a boiling point of 229.1±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 89.4±21.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 18858-06-5
Jingsj CID: J-1116303-4
Molecular Formula: C₇H₇ClS
Molecular Weight: 158.648 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	229.1±20.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	89.4±21.2 °C
Exact Mass	157.995697
PSA	38.80000
LogP	3.56
Vapor Pressure	0.1±0.4 mmHg at 25°C
Refractive Index	1.593

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. 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 5-Chloro-2-methylbenzenethiol?

The CAS number of 5-Chloro-2-methylbenzenethiol is 18858-06-5.

What are the molecular formula and molecular weight of 5-Chloro-2-methylbenzenethiol?

5-Chloro-2-methylbenzenethiol has molecular formula C7H7ClS and molecular weight 158.648 g/mol.

What are the upstream and downstream products of 5-Chloro-2-methylbenzenethiol?

For 5-Chloro-2-methylbenzenethiol, Upstream Products: 5-Chloro-2-methylbenzenesulfonyl chloride, 5-Chloro-2-methylaniline; Downstream Products: Lucanthone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Chloro-2-methylbenzenethiol (CAS 18858-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1116303-4 (accessed 2026-11-09).

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