SEMISYNTHESIS OF A23187 (CALCIMYCIN) ANALOGS .2. INTRODUCTION OF A METHYL-GROUP ON THE BENZOXAZOLE RING

被引:22
作者
PRUDHOMME, M [1 ]
DAUPHIN, G [1 ]
GUYOT, J [1 ]
JEMINET, G [1 ]
机构
[1] UNIV CLERMONT FERRAND 2, CHIM ORGAN BIOL LAB, CNRS, ERA 392, F-63170 AUBIERE, FRANCE
关键词
D O I
10.7164/antibiotics.37.627
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Semisynthesis of 2 demethylamino A23187 with a methyl group in the 4- or 5-position on the benzene ring were carried out via the cleavage of A23187 oxazole ring and rebuilding of modified benzoxazoles. These compounds release Ca2+ and Mg2+ from [rat liver] mitochondria and keep in part the antibacterial activity of the natural metabolite.
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页码:627 / 634
页数:8
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