3-[(Phenylsulfonyl)amino]propanoic acid

3-[(苯磺酰基)氨基]丙酸

Also known as: 3-(Phenylsulfonamido)propanoic acid, 3-(Benzenesulfonamido)propanoic acid, 3-[(Phenylsulfonyl)amino]propanoic acid, 3-Benzenesulfonylaminopropionic acid, β-Alanine, N-(phenylsulfonyl)-

3-[(Phenylsulfonyl)amino]propanoic acid (CAS 31867-78-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO4S and a molecular weight of 229.25300 g/mol. It is also known as 3-(Phenylsulfonamido)propanoic acid, 3-(Benzenesulfonamido)propanoic acid and 3-Benzenesulfonylaminopropionic acid. Key properties include a boiling point of 437.7ºC at 760mmHg, a density of 1.367g/cm3 and a flash point of 218.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31867-78-4
Jingsj CID
J-1440120-2
Molecular Formula
C9H11NO4S
Chinese Name
3-[(苯磺酰基)氨基]丙酸
Molecular Weight
229.25300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point437.7ºC at 760mmHg
Density1.367g/cm3
Flash Point218.5ºC

Frequently Asked Questions

What is the CAS number of 3-[(Phenylsulfonyl)amino]propanoic acid?

The CAS number of 3-[(Phenylsulfonyl)amino]propanoic acid is 31867-78-4.

What are the molecular formula and molecular weight of 3-[(Phenylsulfonyl)amino]propanoic acid?

3-[(Phenylsulfonyl)amino]propanoic acid has molecular formula C9H11NO4S and molecular weight 229.25300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-[(Phenylsulfonyl)amino]propanoic acid (CAS 31867-78-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440120-2 (accessed 2026-10-25).

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