从土壤不等弯孢菌HS-FG-257中分离得到4个化合物,通过波谱学鉴定为4-hydroxy-3-(3-methyoxy-3-methylbutyl)-benzoicacid(1),4-hydroxy-3-(3-hydroxy-3-methylbutyl)-benzoicacid(2),4-hydroxy-3-prenylbenzoicacid(3)andradicinin(4),其中化合物1为新化合物。
A new benzoic acid derivative, 4-hydroxy-3- (3-methyoxy-3-methylbutyl) -benzoic acid ( 1 ), along with two known benzoic acid variants ,4-hydroxy-3-(3-hydroxy-3-methylbutyl) -benzoic acid ( 2 ) ,4-hydroxy-3-prenylbenzoie acid (3) and a known metabolite,radicinin (4) ,were isolated from Curvularia inaequalis strain. HS-FG-257. The new compound was structurally elucidated by spectroscopic methods