| blanchaquinone: a new anthraquinone from an australian streptomyces sp. | chemical analysis of an australian streptomyces species yielded a range of known anthracyclines and biosynthetically related metabolites, including daunomycin (1), epsilon-rhodomycinone (2), 11-hydroxyauramycinone (3), 11-hydroxysulfurmycinone (4), aklavinone (5), bisanhydro-gamma-rhodomycinone (6), and the anthraquinone 7, as well as the hitherto unreported blanchaquinone (8). the structure assigned to 8 was secured by detailed spectroscopic analysis and correlation to known analogues, such as ... | 2004 | 15497950 |