Cefazolin Sodium – Impurity E, 100 Mg

Descrição

5-Methyl-1,3,4-Thiadiazol-2-Thiol 5-Methyl-1,3,4-Thiadiazole-2(3H)-Thione; 2-Methyl-?2-1,3,4-Thiadiazoline-5-Thione;