N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine

Also known as: Boc-D-4-Chlorophe, Boc-D-Phe(4-Cl)-OH, Boc-4-chloro-D-phenylalanine, Boc-p-chloro-D-phenylalanine, Boc-D-4-chlorophenylalanine, (2R)-2-[(tert-butoxycarbonyl)amino]-3-(4-chlorophenyl)propanoic acid, 4-Chloro-N-{[(2-methyl-2-propanyl)oxy]carbonyl}-D-phenylalanine, MFCD00076978

N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine (CAS 57292-44-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H18ClNO4 and a molecular weight of 299.750 g/mol. Key properties include a melting point of 108ºC, a boiling point of 452.5±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 227.5±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 57292-44-1
Jingsj CID: J-31732-8
Molecular Formula: C₁₄H₁₈ClNO₄
Molecular Weight: 299.750 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	108ºC
Boiling Point	452.5±40.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	227.5±27.3 °C
Exact Mass	299.092438
PSA	75.63000
LogP	3.56
Vapor Pressure	0.0±1.2 mmHg at 25°C
Refractive Index	1.539

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):1793-893.

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine?

The CAS number of N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine is 57292-44-1.

What are the molecular formula and molecular weight of N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine?

N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine has molecular formula C14H18ClNO4 and molecular weight 299.750 g/mol.

What are the upstream and downstream products of N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine?

For N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine, Upstream Products: Di-tert-butyl dicarbonate, 3-(4-Chlorophenyl)propanoic acid; Downstream Products: (R)-3-((tert-Butoxycarbonyl)amino)-4-(4-chlorophenyl)butanoic acid, Antide, D-4-Chlorophenylalanine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-(tert-Butoxycarbonyl)-4-chloro-D-phenylalanine (CAS 57292-44-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31732-8 (accessed 2026-11-09).

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