N-Carbobenzoxy-S-benzyl-L-cysteine

N-苄氧羰基-S-苄基-L-半胱氨酸

Also known as: Z-Cys(Bzl)-OH, Cbz-Cys(Bzl)-OH, S-Benzyl-N-[(benzyloxy)carbonyl]-L-cysteine, N-Cbz-S-benzyl-L-cysteine, Nα-Z-S-benzyl-L-cysteine, S-Benzyl-N-carbobenzyloxy-L-cysteine, Z-CYS(BZL)-OH, N-Carbobenzoxy-S-benzyl-L-cysteine, L-Cysteine, N-[(phenylmethoxy)carbonyl]-S-(phenylmethyl)-, Benzyloxycarbonyl-S-benzyl-L-cysteine, MFCD00004785, EINECS 221-855-8

N-Carbobenzoxy-S-benzyl-L-cysteine (CAS 3257-18-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H13NO2S and a molecular weight of 211.281 g/mol. It is also known as Z-Cys(Bzl)-OH, Cbz-Cys(Bzl)-OH and S-Benzyl-N-[(benzyloxy)carbonyl]-L-cysteine. Key properties include a melting point of 98 °C, a boiling point of 379.2±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 183.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3257-18-9
Jingsj CID
J-1307596-1
Molecular Formula
C10H13NO2S
Chinese Name
N-苄氧羰基-S-苄基-L-半胱氨酸
Molecular Weight
211.281 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point98 °C
Boiling Point379.2±42.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point183.2±27.9 °C

Frequently Asked Questions

What is the CAS number of N-Carbobenzoxy-S-benzyl-L-cysteine?

The CAS number of N-Carbobenzoxy-S-benzyl-L-cysteine is 3257-18-9.

What are the molecular formula and molecular weight of N-Carbobenzoxy-S-benzyl-L-cysteine?

N-Carbobenzoxy-S-benzyl-L-cysteine has molecular formula C10H13NO2S and molecular weight 211.281 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Carbobenzoxy-S-benzyl-L-cysteine (CAS 3257-18-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307596-1 (accessed 2026-10-22).

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