2-Hydroxy-L-phenylalanine

2-羟基-L-苯丙氨酸

Also known as: L-o-Tyrosine, L-2-Hydroxyphenylalanine, (S)-2-Amino-3-(2-hydroxyphenyl)propanoic acid, 2-amino-3-(2-hydroxyphenyl)propanoic acid, L-Phe(2-OH)-OH, L-o-Hydroxyphenylalanine

2-Hydroxy-L-phenylalanine (CAS 7423-92-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO3 and a molecular weight of 181.18900 g/mol. It is also known as L-o-Tyrosine, L-2-Hydroxyphenylalanine and (S)-2-Amino-3-(2-hydroxyphenyl)propanoic acid. Key properties include a melting point of 256ºC dec., a boiling point of 349.8ºC at 760mmHg, a density of 1.345g/cm3 and a flash point of 165.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7423-92-9
Jingsj CID
J-1170617-3
Molecular Formula
C9H11NO3
Chinese Name
2-羟基-L-苯丙氨酸
Molecular Weight
181.18900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point256ºC dec.
Boiling Point349.8ºC at 760mmHg
Density1.345g/cm3
Flash Point165.3ºC

Frequently Asked Questions

What is the CAS number of 2-Hydroxy-L-phenylalanine?

The CAS number of 2-Hydroxy-L-phenylalanine is 7423-92-9.

What are the molecular formula and molecular weight of 2-Hydroxy-L-phenylalanine?

2-Hydroxy-L-phenylalanine has molecular formula C9H11NO3 and molecular weight 181.18900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Hydroxy-L-phenylalanine (CAS 7423-92-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1170617-3 (accessed 2026-10-24).

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