Povidone - Impurity B

616-45-5

Copovidone Impurity A (EP/BP); 2-Pyrrolidinone; Butyrolactam; 2-Oxopyrrolidine; 2-Pyrol; 2-Tetrahydropyrrolone; 4-Aminobutyric acid lactam; Azacyclopentan-2-one; Butanoic acid, 4-amino-, lactam; Butyrolactam; Kollisolv PYR; Pyrrolidone; Soluphor P; α-Pyrrolidinone; α-Pyrrolidone; γ-Aminobutyric acid lactam; γ-Aminobutyric lactam; γ-Aminobutyrolactam; γ-Butyrolactam;