| abstract |
(57) [Summary] [Structure] A novel macrolide compound represented by the following general formula 1 and a method for producing the same. Kibbederos Porangium (K It is characterized by culturing a microorganism belonging to the genus ibdelosporangium) and collecting the above compound produced and accumulated from the culture. [Chemical 1] (In the formula, R 1 is an isovaleryloxy group or a hydroxyl group, R 2 is a methyl group or a hydroxymethyl group, R 3 is a methyl group or a hydrogen atom, provided that R 1 is an isovaleryloxy group, Except compounds in which R 2 and R 3 are methyl groups.) [Effect] It is useful as a medicine, especially as an antibacterial agent. |