Methyl benzenesulfinate

苯亚硫酸甲酯

Also known as: Methyl phenylsulfinate, Benzenesulfinic acid methyl ester, Methyl benzenesulphinate, MeOS(O)Ph, Methylebenzenesulfinate, MFCD00674051

Methyl benzenesulfinate (CAS 670-98-4) is a compound in the Organic Acids 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 Methyl phenylsulfinate, Benzenesulfinic acid methyl ester and Methyl benzenesulphinate. Key properties include a boiling point of 79-83ºC 0,3mm, a density of 1.194 g/cm3 and a flash point of 91ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
670-98-4
Jingsj CID
J-47768-2
Molecular Formula
C7H8O2S
Chinese Name
苯亚硫酸甲酯
Molecular Weight
156.20200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point79-83ºC 0,3mm
Density1.194 g/cm3
Flash Point91ºC

Frequently Asked Questions

What is the CAS number of Methyl benzenesulfinate?

The CAS number of Methyl benzenesulfinate is 670-98-4.

What are the molecular formula and molecular weight of Methyl benzenesulfinate?

Methyl benzenesulfinate 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. "Methyl benzenesulfinate (CAS 670-98-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47768-2 (accessed 2026-10-22).

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