Alvimopan Impurity 14

Chemical Name: (2-benzylacryloyl)glycine

Synonym: potassium (2R,5R,Z)-3-(2-hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylate Clavulanate Potassium ; Potassium Clavulanate ; Clavulanic Acid Potassium Salt ; Potassium (Z)-(2R,5R)-3-(2-hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylate ;

Smile: O=C(NCC(O)=O)C(CC1=CC=CC=C1)=C