4-Chloro-L-phenylalanine
(S)-2-氨基-3-(4-氯苯基)丙酸
Also known as: (S)-2-Amino-3-(4-chlorophenyl)propanoic acid, L-4-Chlorophenylalanine, p-Chlorophenylalanine, alpha-Amino-4-chlorobenzenepropionic acid, 3-(4-Chlorophenyl)-2-aminopropionic acid
4-Chloro-L-phenylalanine (CAS 1991-78-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H10ClNO2 and a molecular weight of 199.63400 g/mol. It is also known as (S)-2-Amino-3-(4-chlorophenyl)propanoic acid, L-4-Chlorophenylalanine and p-Chlorophenylalanine. Key property: a melting point of 238-240ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1991-78-2
- Jingsj CID
- J-1002032-8
- Molecular Formula
- C9H10ClNO2
- Chinese Name
- (S)-2-氨基-3-(4-氯苯基)丙酸
- Molecular Weight
- 199.63400 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 238-240ºC |
|---|
Frequently Asked Questions
What is the CAS number of 4-Chloro-L-phenylalanine?
The CAS number of 4-Chloro-L-phenylalanine is 1991-78-2.
What are the molecular formula and molecular weight of 4-Chloro-L-phenylalanine?
4-Chloro-L-phenylalanine has molecular formula C9H10ClNO2 and molecular weight 199.63400 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Chloro-L-phenylalanine (CAS 1991-78-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002032-8 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.