STUDY ON COMPONENTS OF ACETYLSPIRAMYCIN
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Abstract
Acetylspiramycin (AC-SPM)has been shown to consist of four closely related components.Based on the data of their spectra,the four components,which were isolated form Chinese made AC-SPM by classical column chromatography,have been elucidated as diacetylspiramycin Ⅱ,diacetylspiramycin Ⅲ,monoacetylspiramycin Ⅱand monoacetylspiramycin Ⅲ,respectively.
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