tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate

(S)-4-羟基-2-氧代吡咯烷-1-羧酸叔丁酯

Also known as: (S)-1-Boc-4-hydroxy-2-pyrrolidinone, (S)-(+)-1-BOC-4-HYDROXY-2-PYRROLIDINONE, (4S)-4-Hydroxy-2-oxo-1-pyrrolidinecarboxylic acid 1,1-dimethylethyl ester, 1-Pyrrolidinecarboxylic acid, 4-hydroxy-2-oxo-, 1,1-dimethylethyl ester, (4S)-, 2-Methyl-2-propanyl (4S)-4-hydroxy-2-oxo-1-pyrrolidinecarboxylate

tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate (CAS 320343-58-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H15NO4 and a molecular weight of 201.220 g/mol. It is also known as (S)-1-Boc-4-hydroxy-2-pyrrolidinone, (S)-(+)-1-BOC-4-HYDROXY-2-PYRROLIDINONE and (4S)-4-Hydroxy-2-oxo-1-pyrrolidinecarboxylic acid 1,1-dimethylethyl ester. Key properties include a boiling point of 360.6±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 171.9±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
320343-58-6
Jingsj CID
J-1116258-4
Molecular Formula
C9H15NO4
Chinese Name
(S)-4-羟基-2-氧代吡咯烷-1-羧酸叔丁酯
Molecular Weight
201.220 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point360.6±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point171.9±25.9 °C

Frequently Asked Questions

What is the CAS number of tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate?

The CAS number of tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate is 320343-58-6.

What are the molecular formula and molecular weight of tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate?

tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate has molecular formula C9H15NO4 and molecular weight 201.220 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-butyl (4S)-4-hydroxy-2-oxopyrrolidine-1-carboxylate (CAS 320343-58-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1116258-4 (accessed 2026-10-25).

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