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2-Methoxy-5-(methylsulfonyl)benzoic acid

Also known as: 2-Methoxy-5-methylsulfonylbenzoic acid, 2-Methoxyl-5-methysulfonyl benzoic acid, 5-Mesyl-o-anisic acid, Benzoic acid, 2-methoxy-5-(methylsulfonyl)-, MFCD01317544, EINECS 256-573-4

2-Methoxy-5-(methylsulfonyl)benzoic acid (CAS 50390-76-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10O5S and a molecular weight of 230.238 g/mol. Key properties include a boiling point of 467.9±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 236.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
50390-76-6
Jingsj CID
J-856588-6
Molecular Formula
C9H10O5S
Molecular Weight
230.238 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point467.9±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point236.8±28.7 °C
Exact Mass230.024887
PSA89.05000
LogP0.52
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.543

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. 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-Methoxy-5-(methylsulfonyl)benzoic acid?

The CAS number of 2-Methoxy-5-(methylsulfonyl)benzoic acid is 50390-76-6.

What are the molecular formula and molecular weight of 2-Methoxy-5-(methylsulfonyl)benzoic acid?

2-Methoxy-5-(methylsulfonyl)benzoic acid has molecular formula C9H10O5S and molecular weight 230.238 g/mol.

What are the upstream and downstream products of 2-Methoxy-5-(methylsulfonyl)benzoic acid?

For 2-Methoxy-5-(methylsulfonyl)benzoic acid, Upstream Products: 5-Chlorosulfonyl-2-methoxybenzoic acid, Chloroacetic acid, 1-methoxy-2-methyl-4-(methylthio)benzene.

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-Methoxy-5-(methylsulfonyl)benzoic acid (CAS 50390-76-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-856588-6 (accessed 2026-11-09).

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