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N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester

Also known as: Z-Ala-ONp, Z-L-Ala-ONp, Benzyloxycarbonyl-L-alanine p-nitrophenyl ester, 4-Nitrophenyl N-[(benzyloxy)carbonyl]-L-alaninate, 4-Nitrophenyl N-[(phenylmethoxy)carbonyl]-L-alaninate, N-Carbobenzyloxy-L-alanine p-nitrophenyl ester, N-CBZ-L-alanine p-nitrophenyl ester, Cbz-L-Ala-ONp

N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester (CAS 1168-87-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H16N2O6 and a molecular weight of 344.319 g/mol. Key properties include a boiling point of 542.7±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 282.0±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1168-87-2
Jingsj CID
J-5734-1
Molecular Formula
C17H16N2O6
Molecular Weight
344.319 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point542.7±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point282.0±28.7 °C
Exact Mass344.100830
PSA110.45000
LogP3.49
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.586
Storage Conditions-15°C

Frequently Asked Questions

What is the CAS number of N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester?

The CAS number of N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester is 1168-87-2.

What are the molecular formula and molecular weight of N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester?

N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester has molecular formula C17H16N2O6 and molecular weight 344.319 g/mol.

What are the upstream and downstream products of N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester?

For N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester, Upstream Products: N-Carbobenzyloxy-L-alanine, Benzyl 4-nitrophenyl carbonate; Downstream Products: N-Carbobenzyloxy-L-alanine, N-Benzyloxycarbonyl-L-alanyl-L-proline.

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

Last updated:

How to cite: Jingsj. "N-[(Phenylmethoxy)carbonyl]-L-alanine 4-nitrophenyl ester (CAS 1168-87-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5734-1 (accessed 2026-11-09).

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