DITERPENES FROM THE BROWN ALGA DICTYOTA-BARTAYRESIANA

被引:16
作者
RAO, CB
TRIMURTULU, G
SREEDHARA, C
RAO, DV
BOBZIN, SC
FAULKNER, DJ
机构
[1] ANDHRA UNIV,DEPT PHARMACEUT SCI,VISAKHAPATNAM 530003,INDIA
[2] UNIV CALIF SAN DIEGO,SCRIPPS INST OCEANOG,LA JOLLA,CA 92093
关键词
DICTYOTA BARTAYRESIANA; DICTYOTACEAE; MARINE ALGAE; DOLABELLANES; DOLASTANES;
D O I
10.1016/0031-9422(94)85089-5
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The brown alga Dictyota bartayresiana collected in the Gulf of Mannar of the Indian Ocean yielded diterpenes consisting of one known dolastane, five known dolabellanes and five new compounds that were characterized as (1S*,3E,5R*,7E,11S*)-5-acetoxy-12-hydroxydolabella-3,7-dien-9-one, (1S*,3E,5R*,7Z,11S*)-5-acetoxy-12-hydroxydolabella-3,7-dien-9-one, (1R*,3Z,7E,11S*)-9-acetoxydolabella-3,7,12-trien-16-al, (5R*,8S*,9S*,12S*,14S*)-9-hydroxydolasta-1,3-dien-6-one(1R*,4S*,5R*,8S*,9S,12S*,14R*)-trihydroxydolasta-2-en-6-one, by interpretation of high resolution spectral data and chemical interconversions.
引用
收藏
页码:509 / 513
页数:5
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