5-(Ethylsulfonyl)-2-methoxybenzoic acid

5-(乙基磺酰基)-2-甲氧基苯甲酸

Also known as: 2-Methoxy-5-(ethylsulfonyl)benzoic acid, 2-Methoxyl-5-ethylsulfonylbenzoic acid, Benzoic acid, 5-(ethylsulfonyl)-2-methoxy-, EINECS 225-426-6

5-(Ethylsulfonyl)-2-methoxybenzoic acid (CAS 4840-63-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12O5S and a molecular weight of 244.264 g/mol. It is also known as 2-Methoxy-5-(ethylsulfonyl)benzoic acid, 2-Methoxyl-5-ethylsulfonylbenzoic acid and Benzoic acid, 5-(ethylsulfonyl)-2-methoxy-. Key properties include a boiling point of 470.7±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 238.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4840-63-5
Jingsj CID
J-1079206-5
Molecular Formula
C10H12O5S
Chinese Name
5-(乙基磺酰基)-2-甲氧基苯甲酸
Molecular Weight
244.264 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point470.7±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point238.5±28.7 °C

Frequently Asked Questions

What is the CAS number of 5-(Ethylsulfonyl)-2-methoxybenzoic acid?

The CAS number of 5-(Ethylsulfonyl)-2-methoxybenzoic acid is 4840-63-5.

What are the molecular formula and molecular weight of 5-(Ethylsulfonyl)-2-methoxybenzoic acid?

5-(Ethylsulfonyl)-2-methoxybenzoic acid has molecular formula C10H12O5S and molecular weight 244.264 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(Ethylsulfonyl)-2-methoxybenzoic acid (CAS 4840-63-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1079206-5 (accessed 2026-10-25).

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