D-4-Cyanophenylalanine

D-4-氰基苯丙氨酸

Also known as: 4-Cyano-D-phenylalanine, H-D-Phe(4-CN)-OH, (R)-2-Amino-3-(4-cyanophenyl)propanoic acid, (2R)-2-amino-3-(4-cyanophenyl)propanoic acid, D-4-CN-Phe-OH, H-4-Cyano-D-Phe-OH, H-p-Cyano-D-Phe-OH, D-4-Cyanophe, 4-Cyano-D-phenylalanine, RARECHEM BK PT 0160

D-4-Cyanophenylalanine (CAS 263396-44-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10N2O2 and a molecular weight of 190.199 g/mol. It is also known as 4-Cyano-D-phenylalanine, H-D-Phe(4-CN)-OH and (R)-2-Amino-3-(4-cyanophenyl)propanoic acid. Key properties include a boiling point of 394.1±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 192.1±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
263396-44-7
Jingsj CID
J-1986518-8
Molecular Formula
C10H10N2O2
Chinese Name
D-4-氰基苯丙氨酸
Molecular Weight
190.199 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point394.1±37.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point192.1±26.5 °C
Exact Mass190.074234
PSA87.11000
LogP0.55
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.596
Storage Conditions-15°C

Activity & Biological Data

Additional Information[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-856.

Frequently Asked Questions

What is the CAS number of D-4-Cyanophenylalanine?

The CAS number of D-4-Cyanophenylalanine is 263396-44-7.

What are the molecular formula and molecular weight of D-4-Cyanophenylalanine?

D-4-Cyanophenylalanine has molecular formula C10H10N2O2 and molecular weight 190.199 g/mol.

What are the upstream and downstream products of D-4-Cyanophenylalanine?

For D-4-Cyanophenylalanine, Upstream Products: (R)-2-Acetylamino-3-(4-cyanophenyl)propionic acid, 4-Cyanobenzaldehyde; Downstream Products: N-tert-Butoxycarbonyl-4-cyanophenyl-D-alanine.

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

Last updated:

How to cite: Jingsj. "D-4-Cyanophenylalanine (CAS 263396-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1986518-8 (accessed 2026-10-28).

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