(4-Hydroxy-2-oxo-1-pyrrolidinyl)acetic acid

4-羟基-2-氧代-1-吡咯烷乙酸

Also known as: (4-Hydroxy-2-oxopyrrolidin-1-yl)acetic acid, 1-Pyrrolidineacetic acid, 4-hydroxy-2-oxo-, 2-(4-hydroxy-2-oxopyrrolidin-1-yl)acetic acid, 4-Hydroxy-2-oxo-1-pyrrolidineacetic acid, 4-hydroxy-2-oxo-1-pyrrolidine acetic acid, 4-hydroxy-2-oxopyrrolidin-1-yl-acetic acid, Oxiracetam Imp. ISF3138, Oxiracetam Impurity B, Oxiracetam Impurity 7, oxiracetam related substance ISF3138

(4-Hydroxy-2-oxo-1-pyrrolidinyl)acetic acid (CAS 77191-37-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9NO4 and a molecular weight of 159.140 g/mol. It is also known as (4-Hydroxy-2-oxopyrrolidin-1-yl)acetic acid, 1-Pyrrolidineacetic acid, 4-hydroxy-2-oxo- and 2-(4-hydroxy-2-oxopyrrolidin-1-yl)acetic acid. Key properties include a boiling point of 465.6±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 235.4±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

77191-37-8

Jingsj CID

J-1145920-2

Molecular Formula

C₆H₉NO₄

Chinese Name

4-羟基-2-氧代-1-吡咯烷乙酸

Molecular Weight

159.140 g/mol

Category

Organic Acids

Last updated

8/21/2026