Enantioselective synthesis of the AB ring fragment of gambiertoxin 4B. Implication for the absolute configuration of gambiertoxin 4B and ciguatoxin
作者:Toshio Suzuki、Ohki Sato、Masahiro Hirama、Yoshinori Yamamoto、Michio Murata、Takeshi Yasumoto、Nobuyuki Harada
DOI:10.1016/0040-4039(91)80025-2
日期:1991.1
framework of gambiertoxin 4B which has a butadienyl substituent on the tetrahydrooxepin ring A has been synthesized stereoselectively and its CD spectrum suggests that gambiertoxin 4B and ciguatoxin have 5R configuration.
已经立体选择性地合成了在四氢氧杂环丁酮环A上具有丁二烯基取代基的冈比亚毒素4B的AB环骨架,并且其CD光谱表明冈本毒素4B和西瓜毒素具有5R构型。