PDF(389 KB)
HFIP-catalyzed highly diastereoselective formal [4 + 2] cyclization to synthesize difluorinated multisubstituted chromans using difluoroenoxysilanes as C2 synthons
Jinshan Li, Wenxue Xi, Saimei Liu, Yaqi Yang, Jianguo Yang, Hanfeng Ding, Zhiming Wang
PDF(389 KB)
HFIP-catalyzed highly diastereoselective formal [4 + 2] cyclization to synthesize difluorinated multisubstituted chromans using difluoroenoxysilanes as C2 synthons
HFIP-catalyzed highly diastereoselective formal [4 + 2] cyclization to synthesize difluorinated multisubstituted chromans using difluoroenoxysilanes as C2 synthons
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