REACTIVITY OF PYRROLE PIGMENTS .12. ELECTROCHEMICAL REDUCTION OF DIPYRRIN-1(10H)-ONES AND BILIRUBINS

被引:8
作者
CLARET, J
FARRERA, JA
RIBO, JM
机构
[1] UNIV BARCELONA,FAC QUIM,DEPT QUIM FIS,C MARTI FRANQUES 1,E-08028 BARCELONA,SPAIN
[2] UNIV BARCELONA,FAC QUIM,DEPT QUIM ORGAN,E-08028 BARCELONA,SPAIN
关键词
D O I
10.1016/S0040-4020(01)81382-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Biladiene-ac-diones (bilirubins) in dimethylformamide show a cathodic electrochemical behaviour analogous as that of their partial models the dipyrrin-1(10H)-ones. Exo and endo vinyl substitution results in different reaction products on cathodic reduction, but the specific electroanalytical response depends on many factors and cannot easily be interpreted. The reductive polymers obtained from the bilirubins are suggested to be related to bilifuscin and mesobilifuscin (fecal pigments). © 1990.
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收藏
页码:1039 / 1056
页数:18
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