Rifampicin, CAS No. : 13292-46-1

Rifampicin is a semisynthetic antibiotic produced from streptomyces mediterranei. It has a broad antibacterial spectrum, including activity against several forms of mycobacterium. In susceptible organisms it inhibits dna-dependent rna polymerase activity by forming a stable complex with the enzyme. It thus suppresses the initiation of rna synthesis. Rifampin is bactericidal, and acts on both intracellular & extracellular organisms
rifampin is a rifamycin antibacterial. The chemical classification of rifampin is rifamycins. Rifampin is a semisynthetic derivative of rifamycin with broad antibacterial activity. Rifampin inhibits dna-dependent rna polymerase in susceptible bacteria and is often used in combination with other antibiotics for various infections including tuberculosis.