N-Carbobenzyloxy-L-alanine

Also known as: Z-L-Alanine, Z-Ala-OH, CBZ-ALA-OH, CBZ-L-Alanine, Carbobenzoxy-L-alanine, Benzyloxycarbonyl-L-alanine, N-Carbobenzoxy-L-alanine, N-Cbz-L-alanine, N-[(Benzyloxy)carbonyl]-L-alanine, N-ALPHA-CARBOBENZOXY-L-ALANINE, N-ALPHA-BENZYLOXYCARBONYL-L-ALANINE, N-ALPHA-CBZ-L-ALANINE, N-BENZYLOXYCARBONYL-L-ALANINE, N-CARBOBENZOXY-L-ALANINE, N-CARBOBENZYLOXY-L-ALANINE, N-CBZ-L-ALANINE, N-CBZ-L-ALANINE-OH, Cbz-L-Ala-OH, MFCD00002640, EINECS 214-532-8

N-Carbobenzyloxy-L-alanine (CAS 1142-20-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H13NO4 and a molecular weight of 223.225 g/mol. Key properties include a melting point of 82-84ºC, a boiling point of 422.1±38.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 209.1±26.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1142-20-7
Jingsj CID: J-22814-8
Molecular Formula: C₁₁H₁₃NO₄
Molecular Weight: 223.225 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	82-84ºC
Boiling Point	422.1±38.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	209.1±26.8 °C
Exact Mass	223.084457
PSA	75.63000
LogP	1.71
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.545

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):1793-1091.

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-Carbobenzyloxy-L-alanine?

The CAS number of N-Carbobenzyloxy-L-alanine is 1142-20-7.

What are the molecular formula and molecular weight of N-Carbobenzyloxy-L-alanine?

N-Carbobenzyloxy-L-alanine has molecular formula C11H13NO4 and molecular weight 223.225 g/mol.

What are the upstream and downstream products of N-Carbobenzyloxy-L-alanine?

For N-Carbobenzyloxy-L-alanine, Upstream Products: Z-L-alanine methyl ester, L-Alanine, L-Leucinamide hydrochloride; Downstream Products: L-Alanyl-L-glutamine, Z-Ala-OSu, Z-Ala-Asn-OH.

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-Carbobenzyloxy-L-alanine (CAS 1142-20-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22814-8 (accessed 2026-11-09).

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