英文别名:
3-Amino -rifamycin S;Rifabutin EP Impurity B;3-amino-O1,O4-didehydro-rifamycin;Rifabutin Impurity 2(Rifabutin EP Impurity B);Rifamycin, 3-amino-1,4-dideoxy-1,4-dihydro-1,4-dioxo-;3-Amino -rifamycin S USP/EP/BP;3-Aminorifamycin S (Technical Grade)