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Patent Searching and Data

Document Type and Number:
Japanese Patent JP4256019
Kind Code:
PROBLEM TO BE SOLVED: To obtain a new compound useful as an antifungal agent having specific physicochemical properties. SOLUTION: This antibiotic TKR2462 or its salt has following properties. Mass spectrometry: a FAB-MS m/z 607 [M+H]+; ultraviolet absorption spectrometry (in methanol) : main absorbing wave lengths (nm) at 214sh, 244, 268, 277sh, 300sh and 396 having E-values of 228, 540, 253, 198, 80 and 76, respectively; infrared absorption spectrometry (KBr method): main absorbing wave lengths (cm-1) at 3460, 1690, 1650, 1560, 1330, 1270, 1230, 1150, 1100, 1060 and 1020; and solubility: soluble in chloroform, and slightly soluble in hexane, methanol and water. The antibiotic is obtained by culturing a strain having activity for producing the above antibiotic belonging to genera Penicillium and separating the above antibiotic from the culture product.

加藤 郁之進
竹迫 一任
粟津 尚之
鵜野 葉子
Application Number:
Publication Date:
April 22, 2009
Filing Date:
May 11, 1999
Export Citation:
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International Classes:
C07G11/00; C12P1/02; A01N63/04; A61K36/06; A61P31/10; C12N1/14; C12R1/80
Attorney, Agent or Firm:
田中 光雄
青山 葆