(R)-2-Amino-3-(4-ethylphenyl)propanoic acid

(R)-2-氨基-3-(4-乙基苯基)丙酸

Also known as: 4-Ethyl-D-phenylalanine, (2R)-2-Amino-3-(4-ethylphenyl)propanoic acid, D-4-Ethylphenylalanine, D-Phenylalanine, 4-ethyl-, 4-Ethylphenylalanine

(R)-2-Amino-3-(4-ethylphenyl)propanoic acid (CAS 721385-17-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15NO2 and a molecular weight of 193.242 g/mol. It is also known as 4-Ethyl-D-phenylalanine, (2R)-2-Amino-3-(4-ethylphenyl)propanoic acid and D-4-Ethylphenylalanine. Key properties include a boiling point of 335.4±30.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 156.7±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
721385-17-7
Jingsj CID
J-1357153-5
Molecular Formula
C11H15NO2
Chinese Name
(R)-2-氨基-3-(4-乙基苯基)丙酸
Molecular Weight
193.242 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point335.4±30.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point156.7±24.6 °C

Frequently Asked Questions

What is the CAS number of (R)-2-Amino-3-(4-ethylphenyl)propanoic acid?

The CAS number of (R)-2-Amino-3-(4-ethylphenyl)propanoic acid is 721385-17-7.

What are the molecular formula and molecular weight of (R)-2-Amino-3-(4-ethylphenyl)propanoic acid?

(R)-2-Amino-3-(4-ethylphenyl)propanoic acid has molecular formula C11H15NO2 and molecular weight 193.242 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-2-Amino-3-(4-ethylphenyl)propanoic acid (CAS 721385-17-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1357153-5 (accessed 2026-10-25).

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