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(4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid

匹多莫德杂质D

Also known as: Pidotimod Impurity D, Pidotimod Impurity 2, pidotiMod iMpurity D, [S-(R*,S*)]-3-[(5-Oxo-2-pyrrolidinyl)carbonyl]-4-thiazolidinecarboxylic acid, (S)-3-((R)-5-oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid, 4-Thiazolidinecarboxylic acid, 3-[(5-oxo-2-pyrrolidinyl)carbonyl]-, [S-(R*,S*)]- (9CI)

(4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid (CAS 162148-15-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H12N2O4S and a molecular weight of 244.268 g/mol. It is also known as Pidotimod Impurity D, Pidotimod Impurity 2 and pidotiMod iMpurity D. Key properties include a boiling point of 663.0±55.0 °C at 760 mmHg, a density of 1.526±0.06 g/cm3 and a flash point of 354.8±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
162148-15-4
Jingsj CID
J-1527886-7
Molecular Formula
C9H12N2O4S
Chinese Name
匹多莫德杂质D
Molecular Weight
244.268 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point663.0±55.0 °C at 760 mmHg
Density1.526±0.06 g/cm3
Flash Point354.8±31.5 °C

Frequently Asked Questions

What is the CAS number of (4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid?

The CAS number of (4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid is 162148-15-4.

What are the molecular formula and molecular weight of (4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid?

(4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid has molecular formula C9H12N2O4S and molecular weight 244.268 g/mol.

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

Last updated:

How to cite: Jingsj. "(4S)-3-[(2R)-5-oxopyrrolidine-2-carbonyl]-1,3-thiazolidine-4-carboxylic acid (CAS 162148-15-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1527886-7 (accessed 2026-10-26).

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