Pregabalin EP Impurity A
[CAS# 181289-23-6]

Identification

• Name: Pregabalin EP Impurity A
• Synonyms: (S)-Pregabalin Lactam; (S)-4-(2-Methylpropyl)-2-pyrrolidinone; (S)-4-(Isobutyl)pyrrolidin-2-one
• Molecular Formula: C₈H₁₅NO
• Molecular Weight: 141.21
• CAS Registry Number: 181289-23-6
• SMILES: CC(C)CC1CC(=O)NC1
• InChI: 1S/C8H15NO/c1-6(2)3-7-4-8(10)9-5-7/h6-7H,3-5H2,1-2H3,(H,9,10)/t7-/m0/s1
• InChIKey: GUGXRXLTTHFKHC-ZETCQYMHSA-N

Properties

• Melting point: 40-41°C (Expl.)
• solubility: Soluble in Chloroform, Ethyl Acetate