potassium 5-oxo-L-prolinate

5-氧代-L-脯氨酸钾

Also known as: POTASSIUM PCA, potassium (2S)-5-oxopyrrolidine-2-carboxylate, 5-Oxo-L-proline potassium salt, L-Proline,5-oxo-,potassium salt (1:1), L-Proline,5-oxo-,monopotassium salt, L-Proline,5-oxo-,monopotassium salt (9CI), Proline,5-oxo-,potassium salt,L-(8CI), L-potassium pyroglutamate, Potassium L-pyroglutamate, Potassium(S)-2-pyrrolidone-5-carboxylate, L-pyrrolidonecarboxylic acid potassium salt, (S)-Pyrrolidone-5-carboxylic acid potassium salt, potassium-PCA, Kalium-5-oxo-L-prolinat, 5-オキソ-L-プロリン酸カリウム, 칼륨 5-옥소-L-프롤리네이트

potassium 5-oxo-L-prolinate (CAS 4810-50-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H6KNO3 and a molecular weight of 167.20400 g/mol. It is also known as POTASSIUM PCA, potassium (2S)-5-oxopyrrolidine-2-carboxylate and 5-Oxo-L-proline potassium salt. Key properties include a boiling point of 453.1ºC at 760mmHg and a flash point of 227.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

4810-50-8

Jingsj CID

J-1507356-7

Molecular Formula

C₅H₆KNO₃

Chinese Name

5-氧代-L-脯氨酸钾

Molecular Weight

167.20400 g/mol

Category

Organic Acids

Last updated

8/21/2026