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(R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid

Also known as: N-Cbz-4-oxo-D-proline, (2R)-1-benzyloxycarbonyl-4-oxo-pyrrolidine-2-carboxylic acid, (2R)-4-oxo-1-phenylmethoxycarbonylpyrrolidine-2-carboxylic acid, (2R)-N-Cbz-4-oxo-D-proline, (R)-4-oxo-pyrrolidine-1,2-dicarboxylic acid 1-benzyl ester, 1,2-Pyrrolidinedicarboxylic acid, 4-oxo-, 1-(phenylmethyl) ester, (2R)-, 1-Benzyloxycarbonyl-4-oxo-D-proline, 1-[(Benzyloxy)carbonyl]-4-oxo-D-proline, N-Cbz-4-oxo-D-proline methyl ester

(R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid (CAS 147226-04-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H13NO5 and a molecular weight of 263.246 g/mol. Key properties include a boiling point of 488.5±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 249.2±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
147226-04-8
Jingsj CID
J-1181489-4
Molecular Formula
C13H13NO5
Molecular Weight
263.246 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point488.5±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point249.2±28.7 °C
Exact Mass263.079376
PSA83.91000
LogP0.18
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.597

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 (R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid?

The CAS number of (R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid is 147226-04-8.

What are the molecular formula and molecular weight of (R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid?

(R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid has molecular formula C13H13NO5 and molecular weight 263.246 g/mol.

What are the upstream and downstream products of (R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid?

For (R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid, Upstream Products: (2S,4S)-1-[(benzyloxy)carbonyl]-4-hydroxypyrrolidine-2-carboxylic acid, cis-4-Hydroxy-D-proline.

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

Last updated:

How to cite: Jingsj. "(R)-1-((Benzyloxy)carbonyl)-4-oxopyrrolidine-2-carboxylic acid (CAS 147226-04-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1181489-4 (accessed 2026-11-09).

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