4-mercapto-5-methyl-1,2-benzenediol

4-甲基-5-巯基-1,2-苯二酚

Also known as: 1,2-Benzenediol, 4-mercapto-5-methyl-, 4-methyl-5-sulfanylbenzene-1,2-diol, 2-Mercapto-4,5-dihydroxytoluene, 2-Thio-4,5-dihydroxytoluene, 4-Mercapto-5-methylpyrocatechol, Pyrocatechol,4-mercapto-5-methyl-

4-mercapto-5-methyl-1,2-benzenediol (CAS 27320-24-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H8O2S and a molecular weight of 156.20200 g/mol. It is also known as 1,2-Benzenediol, 4-mercapto-5-methyl-, 4-methyl-5-sulfanylbenzene-1,2-diol and 2-Mercapto-4,5-dihydroxytoluene. Key properties include a boiling point of 334.6ºC at 760mmHg, a density of 1.356g/cm3 and a flash point of 156.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27320-24-7
Jingsj CID
J-1088635-1
Molecular Formula
C7H8O2S
Chinese Name
4-甲基-5-巯基-1,2-苯二酚
Molecular Weight
156.20200 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point334.6ºC at 760mmHg
Density1.356g/cm3
Flash Point156.2ºC

Frequently Asked Questions

What is the CAS number of 4-mercapto-5-methyl-1,2-benzenediol?

The CAS number of 4-mercapto-5-methyl-1,2-benzenediol is 27320-24-7.

What are the molecular formula and molecular weight of 4-mercapto-5-methyl-1,2-benzenediol?

4-mercapto-5-methyl-1,2-benzenediol has molecular formula C7H8O2S and molecular weight 156.20200 g/mol.

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

Last updated:

How to cite: Jingsj. "4-mercapto-5-methyl-1,2-benzenediol (CAS 27320-24-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1088635-1 (accessed 2026-10-25).

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