N-Tosyl-L-alanine
N-对甲苯磺酰-L-丙氨酸
Also known as: (2S)-2-[(4-methylphenyl)sulfonylamino]propanoic acid, (2S)-2-(4-methylbenzenesulfonamido)propanoic acid, (2S)-2-[[(4-Methylphenyl)sulfonyl]amino]propanoic Acid, (S)-2-(4-Methylphenylsulfonamido)propanoic acid, L-Alanine,N-[(4-methylphenyl)sulfonyl]-, L-N-tosylalanine, N-(Toluene-4-sulfonyl)-L-alanine, N-p-toluenesulfonyl-(S)-alanine, p-tosyl-L-alanine, N-[(4-Methylphenyl)sulfonyl]-L-alanine
N-Tosyl-L-alanine (CAS 21957-58-4) 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 (2S)-2-[(4-methylphenyl)sulfonylamino]propanoic acid, (2S)-2-(4-methylbenzenesulfonamido)propanoic acid and (2S)-2-[[(4-Methylphenyl)sulfonyl]amino]propanoic Acid. Key properties include a melting point of 138-139℃ and a density of 1.319. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21957-58-4
- Jingsj CID
- J-1164772-8
- Molecular Formula
- C10H13NO4S
- Chinese Name
- N-对甲苯磺酰-L-丙氨酸
- Molecular Weight
- 243.28000 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 138-139℃ |
|---|---|
| Density | 1.319 |
Frequently Asked Questions
What is the CAS number of N-Tosyl-L-alanine?
The CAS number of N-Tosyl-L-alanine is 21957-58-4.
What are the molecular formula and molecular weight of N-Tosyl-L-alanine?
N-Tosyl-L-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:
How to cite: Jingsj. "N-Tosyl-L-alanine (CAS 21957-58-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1164772-8 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.