... and Antimicrobial AgentsCAS NO.80214-83-1EINECS No201-134-4Specs97%Chemical Name(3R,4S,5S,6R,7R,9R,11S,12R,13S ... ,11,13-hexamethyloxacyclotetradecan-2-one.Physical andchemical propertiesMolecular Formula: C41H76N2O15Molecular weight: 748.99Structural Formula:Description: white or white crystalline powderApplicationRoxithromycin is a ...