Reisolation of carotenoid 3,6-epoxides from red paprika (Capsicum annuum)

被引:38
作者
Deli, J
Molnar, P
Matus, Z
Toth, G
Steck, A
机构
[1] UNIV PECS,SCH MED,DEPT MED CHEM,H-7643 PECS,HUNGARY
[2] UNIV BERN,INST ORGAN CHEM,CH-3012 BERN,SWITZERLAND
关键词
D O I
10.1002/hlca.19960790516
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cucurbitaxanthin A (=(3S,5R,6R,3'R)-3,6-epoxy-5,6-dihydro-beta,beta-carotene-5,3'-diol; 5), cucurbitaxanthin B (=(3S,5R,6R,3'S,5'R,6'S)-3,6,5',6'-diepoxy-5,6,5',6'-tetrahydro-beta,beta-carotene-5,3'-diol; 6), the epimeric cucurbitachromes 1 and 2 (=(3S,5R,6R,3'S,5'R,8'S)- and (3S,5R,6R,3'S,5'R,8'R)-3,6,5',8'-diepoxy-5,6,5',6'-tetrahydro-beta,beta-carotene-5,5'-diol, resp.; 9/10), cycloviolaxanthin (=(3S,5R,6R,3'S,5'R,6'R)-3,6,3',6'-diepoxy-5,6,5',6'-tetrahydro-beta,beta-carotene-5,5'-diol; 8), and capsanthin 3,6-epoxide (=(3S,5R,6R,3'S,5'R)-3,6-epoxy-5,6-dihydro-5,3'-dihydroxy-beta,kappa-caroten-6'-one; 7) were isolated from red spice paprika (Capsicum annuum var. longum) and characterized by their H-1- and C-13-NMR, mass, and CD spectra.
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页码:1435 / 1443
页数:9
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