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N-Benzyloxycarbonyl-L-alanyl-L-proline

Also known as: Z-Ala-Pro-OH, CBZ-L-ALA-PRO, Cbz-Ala-Pro-OH, N-[(Phenylmethoxy)carbonyl]-L-alanyl-L-proline, N-cbz-ala-pro, NSC 333444, Z-L-ALANYL-L-PROLINE, 1-[2-(PHENYLMETHOXYCARBONYLAMINO)PROPANOYL]PYRROLIDINE-2-CARBOXYLIC ACID, 1-[2-(phenylmethoxycarbonylamino)propanoyl]pyrrolidine-2-carboxylic acid

N-Benzyloxycarbonyl-L-alanyl-L-proline (CAS 21027-01-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H20N2O5 and a molecular weight of 320.34000 g/mol. Key properties include a boiling point of 576.4ºC at 760mmHg, a density of 1.301g/cm3 and a flash point of 302.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21027-01-0
Jingsj CID
J-1454847-1
Molecular Formula
C16H20N2O5
Molecular Weight
320.34000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point576.4ºC at 760mmHg
Density1.301g/cm3
Flash Point302.4ºC
Exact Mass320.13700
PSA95.94000
LogP1.70570
Vapor Pressure3.99E-14mmHg at 25°C
Refractive Index1.572
Storage Conditions-20C

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of N-Benzyloxycarbonyl-L-alanyl-L-proline?

The CAS number of N-Benzyloxycarbonyl-L-alanyl-L-proline is 21027-01-0.

What are the molecular formula and molecular weight of N-Benzyloxycarbonyl-L-alanyl-L-proline?

N-Benzyloxycarbonyl-L-alanyl-L-proline has molecular formula C16H20N2O5 and molecular weight 320.34000 g/mol.

What are the upstream and downstream products of N-Benzyloxycarbonyl-L-alanyl-L-proline?

For N-Benzyloxycarbonyl-L-alanyl-L-proline, Upstream Products: Z-Ala-OSu, L-Proline, N-Carbobenzyloxy-L-alanine; Downstream Products: L-Alanyl-L-proline, H-Ala-Ala-Pro-Val-chloromethylketone hydrochloride salt.

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-Benzyloxycarbonyl-L-alanyl-L-proline (CAS 21027-01-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454847-1 (accessed 2026-11-09).

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