White to off-white solid. An antibacterial agent. Inhibits bacterial protein synthesis by binding to the 23S RNA in 50S ribosome. Purity: ?85% by HPLC. Soluble in EtOH; less soluble in H2O. RTECS KF4375000, CAS 114-07-8, M.W. 733.9. ReferencesWeisblum, B. 1984. Br. Med. Bull. 40, 47.Teraoka, H. 1977. Umsch. Wiss. Tech. 77, 347.