Vancomycin hydrochloride from Streptomyces orientalis

Vancomycin hydrochloride, with the CAS number 1404-93-9, is a glycopeptide antibiotic derived from the actinobacterium Streptomyces orientalis. It is primarily used to treat severe bacterial infections, particularly those caused by gram-positive bacteria, including methicillin-resistant Staphylococcus aureus. Vancomycin hydrochloride functions by inhibiting cell wall synthesis in bacteria, ultimately leading to cell lysis and death. Its mechanism of action involves binding to the D-alanyl-D-alanine terminus of cell wall precursors, preventing the incorporation of these precursors into the bacterial cell wall. As a result, vancomycin hydrochloride has become a crucial component in the treatment of various infections, including endocarditis, osteomyelitis, and septicemia, and is often reserved for use against infections resistant to other antibiotics. Its efficacy and broad spectrum of activity have made it a valuable therapeutic agent in clinical settings.