946386-56-7

Rifamycin Impurity 8 (Rifamycin Y) N-(5,5-dimethyl-7-oxo-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)-2-phenoxynicotinamide N-(5,5-dimethyl-7-oxo-4,6-dihydro-1,3-benzothiazol-2-yl)-2-phenoxypyridine-3-carboxamide 3-Pyridinecarboxamide, 2-phenoxy-N-(4,5,6,7-tetrahydro-5,5-dimethyl-7-oxo-2-benzothiazolyl)- N-(5,5-dimethyl-7-oxo-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)-2-phenoxypyridine-3-carboxamide