Pregabalin Impurity 22
[CAS# 501666-22-4]

Identification

• Name: Pregabalin Impurity 22
• Synonyms: (R)-4-Isobutyl-1-(((2R,3S,4S,5R)-2,3,4,5-tetrahydroxytetrahydro-2H-pyran-2-yl)methyl)pyrrolidin-2-one
• Molecular Formula: C₁₄H₂₅NO₆
• Molecular Weight: 303.35
• CAS Registry Number: 501666-22-4
• SMILES: O=C1N(C[C@]2(O)[C@@H](O)[C@@H](O)[C@H](O)CO2)C[C@H](CC(C)C)C1

Properties

• Solubility: Slightly solubla (methanol, water)
• Melting point: 50-55 ºC