Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester

CBZ-L-天门冬酰胺4-硝基苯酯

Also known as: Z-Asn-ONP, Z-Asn-ONp, Z-L-Asn-ONp, Z-ASPARAGINE-ONP, Z-L-ASPARAGINE 4-NITROPHENYL ESTER, Z-L-ASPARAGINE P-NITROPHENYL ESTER, BENZYLOXYCARBONYL-L-ASPARAGINE 4-NITROPHENYL ESTER, BENZYLOXYCARBONYL-L-ASPARAGINE P-NITROPHENYL ESTER, CBZ-L-ASPARAGINE-4-NITROPHENYL ESTER, N-CBZ-L-ASPARAGINE-P-NITROPHENYL ESTER, N-Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester, Carbobenzoxy-L-asparagine para-nitrophenyl ester, (4-nitrophenyl) 4-amino-4-oxo-2-(phenylmethoxycarbonylamino)butanoate, (4-nitrophenyl) 4-azanyl-4-oxo-2-(phenylmethoxycarbonylamino)butanoate, 4-nitrophenyl (2S)-2-{[(benzyloxy)carbonyl]amino}-3-carbamoylpropanoate, N-ALPHA-CARBOBENZOXY-L-ASPARAGINE P-NITROPHENYL ESTER, N2-Benzyloxycarbonyl-L-asparagine 4-nitrophenyl ester, N2-[(Benzyloxy)carbonyl]-L-asparagine 4-nitrophenyl ester, L-Asparagine, N-[(phenylmethoxy)carbonyl]-, 4-nitrophenyl ester, 4-Nitrophenyl N-[(benzyloxy)carbonyl]-L-asparaginate

Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester (CAS 3256-57-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C18H17N3O7 and a molecular weight of 387.344 g/mol. It is also known as Z-Asn-ONP, Z-Asn-ONp and Z-L-Asn-ONp. Key properties include a boiling point of 688.3±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 370.1±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3256-57-3
Jingsj CID
J-1326121-6
Molecular Formula
C18H17N3O7
Chinese Name
CBZ-L-天门冬酰胺4-硝基苯酯
Molecular Weight
387.344 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point688.3±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point370.1±31.5 °C

Frequently Asked Questions

What is the CAS number of Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester?

The CAS number of Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester is 3256-57-3.

What are the molecular formula and molecular weight of Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester?

Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester has molecular formula C18H17N3O7 and molecular weight 387.344 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzyloxycarbonyl-L-asparagine p-nitrophenyl ester (CAS 3256-57-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1326121-6 (accessed 2026-10-22).

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