| abstract |
PCT No. PCT/JP96/00565 Sec. 371 Date Jul. 10, 1998 Sec. 102(e) Date Jul. 10, 1998 PCT Filed Mar. 8, 1996 PCT Pub. No. WO96/28456 PCT Pub. Date Sep. 19, 1996Novel antibiotics useful as a remedy for fungal infections and a process for producing antibiotic TKR1912-I or pharmacologically acceptable salts thereof, which substances have such plysicochemical properties that (1) the mass spectrum thereof according to FAB-MS has a peak of m/z of 559 [M+H]+; (2) the molecule bears 26 carbon atoms and no nitrogen atom; (3) the ultraviolet absorption spectrum thereof in methianol shows a terminal absorptions; (4) the main absorption wavenumbers of the infrared absorption spectrum according to the KBr method are 3430, 2920, 2850, 1740, and 1190 cm-1; and (5) they are soluble in methanol, chloroform, and water, but are sparingly soluble in hexane. |