(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester

N-(叔丁氧羰基)-L-苯丙氨酸-4-硝基苯酯

Also known as: Boc-Phe-ONp, Boc-Phe-ONP, 4-nitrophenyl (tert-butoxycarbonyl)-L-phenylalaninate, 4-nitrophenyl N-(tert-butoxycarbonyl)-L-phenylalaninate, N-tert-butoxycarbonyl L-phenylalanine p-nitrophenyl ester, N-tert-butyloxycarbonyl-L-phenylalanine 4-nitrophenyl ester, N-t-butoxycarbonyl-L-phenylalanine 4-nitrophenyl ester, tert-butoxycarbonyl-L-phenylalanine p-nitrophenyl ester, (S)-4-Nitrophenyl 2-((tert-butoxycarbonyl)amino)-3-phenylpropanoate, N-[(1,1-Dimethylethoxy)carbonyl]-L-phenylalanine 4-nitrophenyl ester, AmbotzBAA5870, MFCD00042811

(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester (CAS 7535-56-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H22N2O6 and a molecular weight of 386.39800 g/mol. It is also known as Boc-Phe-ONp, Boc-Phe-ONP and 4-nitrophenyl (tert-butoxycarbonyl)-L-phenylalaninate. Key properties include a melting point of 127-128ºC, a boiling point of 558.4ºC at 760mmHg, a density of 1.24g/cm3 and a flash point of 291.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7535-56-0
Jingsj CID
J-1955918-8
Molecular Formula
C20H22N2O6
Chinese Name
N-(叔丁氧羰基)-L-苯丙氨酸-4-硝基苯酯
Molecular Weight
386.39800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-128ºC
Boiling Point558.4ºC at 760mmHg
Density1.24g/cm3
Flash Point291.5ºC

Frequently Asked Questions

What is the CAS number of (2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester?

The CAS number of (2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester is 7535-56-0.

What are the molecular formula and molecular weight of (2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester?

(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester has molecular formula C20H22N2O6 and molecular weight 386.39800 g/mol.

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

Last updated:

How to cite: Jingsj. "(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoic acid 4-nitrophenyl ester (CAS 7535-56-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955918-8 (accessed 2026-10-22).

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