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7-氨基-3-乙烯基-3-头孢烯-4-羧酸是合成第三代口服头孢菌素—Cefixime和Cefdinir的关键母体。其合成方法有多种。根
7-Amino-3-vinyl-3-cephem-4-carboxylic acid is a key precursor for the synthesis of the third generation oral cephalosporins Ceefime and Cefdinir. The synthesis of a variety of ways. root