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N-Cbz-L-leucine methyl ester

Also known as: Z-Leu-OMe, Cbz-Leu-OMe, Cbz-L-Leu-OMe, Z-L-Leu-OMe, N-Benzyloxycarbonyl-L-leucine methyl ester, (S)-Methyl 2-(((benzyloxy)carbonyl)amino)-4-methylpentanoate, (S)-methyl 2-(benzyloxycarbonylamino)-4-methylpentanoate, Z-LEUCYL-L-METHYL ESTER, methyl (2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoate, N-ALPHA-CARBOBENZOXY-L-LEUCINE METHYL ESTER

N-Cbz-L-leucine methyl ester (CAS 51021-87-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H21NO4 and a molecular weight of 279.33200 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51021-87-5
Jingsj CID
J-1034701-0
Molecular Formula
C15H21NO4
Molecular Weight
279.33200 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass279.14700
PSA64.63000
LogP2.89140

Customs & Trade Information

HS Code2924299090
Summary2924299090. 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-Cbz-L-leucine methyl ester?

The CAS number of N-Cbz-L-leucine methyl ester is 51021-87-5.

What are the molecular formula and molecular weight of N-Cbz-L-leucine methyl ester?

N-Cbz-L-leucine methyl ester has molecular formula C15H21NO4 and molecular weight 279.33200 g/mol.

What are the upstream and downstream products of N-Cbz-L-leucine methyl ester?

For N-Cbz-L-leucine methyl ester, Upstream Products: Methyl L-leucinate hydrochloride, Phenyl chloroformate, Methyl DL-leucinate hydrochloride; Downstream Products: Methyl L-leucinate hydrochloride, L-leucyl-glycyl-glycine, N-[(Benzyloxy)carbonyl]-L-leucine.

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-Cbz-L-leucine methyl ester (CAS 51021-87-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1034701-0 (accessed 2026-11-09).

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