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头孢氨苄为半合成的第一代口服头孢菌素,其胶囊剂和片剂临床应用非常广泛。其含量测定中国药典1995年版采用碘量法,2000年版采用高效液相色谱法,前者操作繁琐费时,后者则需要大型精密仪器,基层药检所难于采用,也不适宜中间体含量控制。本文根据头孢氨苄具有旋光性的性质,建
Cefalexin is a semi-synthetic first-generation oral cephalosporin, and its capsule and tablet are widely used clinically. Determination of its content Chinese Pharmacopoeia 1995 edition using iodine method, 2000 edition using high performance liquid chromatography, the former complicated operation time-consuming, the latter you need large-scale precision instruments, grassroots drug testing is difficult to use, is not suitable for intermediate content control. In this paper, based on the optical properties of cephalexin, built