N-(p-Toluenesulfonyl)-DL-alanine

N-(对甲苯磺酰基)-DL-丙氨酸

Also known as: 2-[[(4-Methylphenyl)sulfonyl]amino]propanoic acid, 2-(p-Tolylsulfonylamino)propionic acid, 2-(Toluene-4-sulfonylamino)propionic acid, N-(p-Toluenesulfonyl)alanine, N-[(4-Methylphenyl)sulfonyl]alanine

N-(p-Toluenesulfonyl)-DL-alanine (CAS 4816-81-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H13NO4S and a molecular weight of 243.28000 g/mol. It is also known as 2-[[(4-Methylphenyl)sulfonyl]amino]propanoic acid, 2-(p-Tolylsulfonylamino)propionic acid and 2-(Toluene-4-sulfonylamino)propionic acid. Key properties include a melting point of 146-148ºC, a boiling point of 428.9ºC at 760mmHg, a density of 1.319g/cm3 and a flash point of 213.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4816-81-3
Jingsj CID: J-1118075-3
Molecular Formula: C₁₀H₁₃NO₄S
Chinese Name: N-(对甲苯磺酰基)-DL-丙氨酸
Molecular Weight: 243.28000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	146-148ºC
Boiling Point	428.9ºC at 760mmHg
Density	1.319g/cm3
Flash Point	213.2ºC

Frequently Asked Questions

What is the CAS number of N-(p-Toluenesulfonyl)-DL-alanine?

The CAS number of N-(p-Toluenesulfonyl)-DL-alanine is 4816-81-3.

What are the molecular formula and molecular weight of N-(p-Toluenesulfonyl)-DL-alanine?

N-(p-Toluenesulfonyl)-DL-alanine has molecular formula C10H13NO4S and molecular weight 243.28000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-(p-Toluenesulfonyl)-DL-alanine (CAS 4816-81-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1118075-3 (accessed 2026-10-24).

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