(2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester

N-叔丁氧羰基-D-焦谷氨酸叔丁酯

Also known as: Boc-D-Pyroglutamic acid tert-butyl ester, ditert-butyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate, (R)-N-Boc-pyroglutamic acid tert-butyl ester, 1,2-bis(1,1-dimethylethyl) (2R)-5-oxo-1,2-pyrrolidinedicarboxylate

(2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester (CAS 205524-47-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H23NO5 and a molecular weight of 285.336 g/mol. It is also known as Boc-D-Pyroglutamic acid tert-butyl ester, ditert-butyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate and (R)-N-Boc-pyroglutamic acid tert-butyl ester. Key properties include a boiling point of 390.7±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 190.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 205524-47-6
Jingsj CID: J-1023287-3
Molecular Formula: C₁₄H₂₃NO₅
Chinese Name: N-叔丁氧羰基-D-焦谷氨酸叔丁酯
Molecular Weight: 285.336 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	390.7±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	190.1±25.9 °C

Frequently Asked Questions

What is the CAS number of (2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester?

The CAS number of (2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester is 205524-47-6.

What are the molecular formula and molecular weight of (2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester?

(2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester has molecular formula C14H23NO5 and molecular weight 285.336 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(2R)-5-Oxo-1,2-pyrrolidinedicarboxylic acid 1,2-bis(tert-butyl) ester (CAS 205524-47-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1023287-3 (accessed 2026-10-25).

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