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Novel antibiotic substance, neopolyoxin c and its preparation

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专利汇可以提供Novel antibiotic substance, neopolyoxin c and its preparation专利检索,专利查询,专利分析的服务。并且NEW MATERIAL:An antibiotic substance, neopolyoxin C having the following physical, chemical and biological properties: Melting point, colors slowly at 190°C and above, foams and decomposes at 194W197°C; elemental analysis, C=47.32%, H=5.09%, N=13.61%, S and halogen are absent; optical rotation, [α]D
28 = +49.5° (C=1.0, water); easily soluble in water, hardly soluble or insoluble in organic solvents; amphoteric substance; molecular weight, 537; positive to ninhydrin reaction, etc., negatige to o-dianisidine reaction, etc.; effective to inhibit the growth of phytopathogenic fungi and yeasts.
USE: Agricultural and horiticultural fungicide.
PROCESS: The objective antibiotic can be prepared e.g. by inoculating Streptomyces sp. S-768 strain (FERM-P No.4748) in a medium, and culturing pref. under neutral pH conditions at 25W35°C for 2W7 days under aeration and agitation.
COPYRIGHT: (C)1981,JPO&Japio,下面是Novel antibiotic substance, neopolyoxin c and its preparation专利的具体信息内容。

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