Dirithromycinisamacrolideantibioticpro-drugof9S-erythromycylamine,acloseanalogueoferythromycininwhichthe9-ketogroupisreplacedwithanaminogroupintheS-configuration.Althougherythromycylamineovercomestheacidinst
ABIlityoferythromycin,itispoorlyabsorbedfollowingoraladmi
NISTration.DirithromycinisformedbyreactingerythromycylaminewithanaldehydetoformaSchiffbasewhichundergoescyclisationtoanoxazinewiththeC11-alcohol.Dirithromycinprovideshighertissuelevelsandprolongedinvivohalf-lifebyslowlyreleasingerythromycylamine.
Dirithromycinissolublein ethanol,methanol,DMFandDMSO.
CASNumber
62013-04-1
MolecularFormula
C42H78N2O14
MolecularWeight
835.1
StorageConditions
-20°C
Specifications: