RK 1441B is a bacteriophage antibiotic that is related to neothramycin. References: Osada H, Uramoto M, Uzawa J, Kajikawa K, Isono K. New pyrrolobenzodiazepine antibiotics, RK-1441A and B. II. Isolation and structure. Agric Biol Chem. 1990 Nov;54(11):2883-7. PubMed PMID: 1368648.

纯度：≥98%

CAS：132138-94-4