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3-Chloro-L-phenylalanine

Also known as: (S)-2-Amino-3-(3-chlorophenyl)propanoic acid, H-Phe(3-Cl)-OH, L-Phe(3-Cl)-OH, 3-Chloro-Phe-OH, L-3-Chloro-phe-OH, (2S)-2-amino-3-(3-chlorophenyl)propanoic acid, 3-(3-Chlorophenyl)-L-alanine, MFCD01075124

3-Chloro-L-phenylalanine (CAS 80126-51-8) 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 199.634 g/mol. Key properties include a boiling point of 339.5±32.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 159.1±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80126-51-8
Jingsj CID
J-1972660-4
Molecular Formula
C9H10ClNO2
Molecular Weight
199.634 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point339.5±32.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point159.1±25.1 °C
Exact Mass199.040009
PSA63.32000
LogP1.71
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.590
Storage ConditionsStore at 0°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):1793-830.

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Chloro-L-phenylalanine?

The CAS number of 3-Chloro-L-phenylalanine is 80126-51-8.

What are the molecular formula and molecular weight of 3-Chloro-L-phenylalanine?

3-Chloro-L-phenylalanine has molecular formula C9H10ClNO2 and molecular weight 199.634 g/mol.

What are the upstream and downstream products of 3-Chloro-L-phenylalanine?

For 3-Chloro-L-phenylalanine, Upstream Products: 3-Chlorocinnamic acid, 3-Chlorobenzyl bromide.

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

Last updated:

How to cite: Jingsj. "3-Chloro-L-phenylalanine (CAS 80126-51-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972660-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.