3-Acetyl-2-thiophenesulfonamide

3-乙酰基-2-噻吩磺酰胺

Also known as: 2-Thiophenesulfonamide, 3-acetyl-, 3-acetylthiophene-2-sulfonamide, 3-acetyl-2-thiophenesulfonamide

3-Acetyl-2-thiophenesulfonamide (CAS 138890-88-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO3S2 and a molecular weight of 205.25500 g/mol. It is also known as 2-Thiophenesulfonamide, 3-acetyl-, 3-acetylthiophene-2-sulfonamide and 3-acetyl-2-thiophenesulfonamide. Key properties include a boiling point of 412.4ºC at 760 mmHg, a density of 1.472g/cm3 and a flash point of 203.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138890-88-7
Jingsj CID
J-1050604-6
Molecular Formula
C6H7NO3S2
Chinese Name
3-乙酰基-2-噻吩磺酰胺
Molecular Weight
205.25500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point412.4ºC at 760 mmHg
Density1.472g/cm3
Flash Point203.2ºC

Frequently Asked Questions

What is the CAS number of 3-Acetyl-2-thiophenesulfonamide?

The CAS number of 3-Acetyl-2-thiophenesulfonamide is 138890-88-7.

What are the molecular formula and molecular weight of 3-Acetyl-2-thiophenesulfonamide?

3-Acetyl-2-thiophenesulfonamide has molecular formula C6H7NO3S2 and molecular weight 205.25500 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Acetyl-2-thiophenesulfonamide (CAS 138890-88-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1050604-6 (accessed 2026-10-25).

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