CAS No.: 114876-72-1 Synonyms: (6 R ,7 R )-7-(( R )-2-Amino-2-( p -hydroxyphenyl)acetamido)-8-oxo-3-(1 Z )-propenyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate; cis -Cefprozil Formula: C₁₈H₁₉N₃O₅S ¬? H₂O Formula…