Cefprozil EP Impurity A Hydrochloride

Chemical Name: (2R)-2-amino-2-(4-hydroxyphenyl)acetic acid Hydrochloride(as per EP); (R)-2-Amino-2-(4-hydroxyphenyl)acetic acid Hydrochloride (as per USP)

Synonym: Benzene, [(2-​chloroethenyl)​sulfonyl]​-; Sulfone, 2-chlorovinyl phenyl (6CI,7CI,8CI); [(2-Chloroethenyl)sulfonyl]benzene; 2-Chlorovinyl phenyl sulfone