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US4009155A P-carboxyphenyl-azoxycarbonitrile and its methyl ester 失效
对羧基苯基 - 唑氧基腈及其甲酯

P-carboxyphenyl-azoxycarbonitrile and its methyl ester
摘要:
There is disclosed a new antibiotic called calvatic acid having the structure p-carboxyphenyl-azoxycarbonitrile and processes for its production by fermentation and processes for its recovery and purification. This substance is effective in inhibiting the growth of Gram-positive bacteria and carcinoma.
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