
Journal of the Chemical Society. Chemical communications p. 289 - 291 (1992)
Update date:2022-07-30
Topics:
Nakatani, Kazuhiko
Arai, Katsuko
Terashima, Shiro
By succesive treatment with lithium bistrimethylsilylamide and boron trifluoride-diethyl ether in tetrahydrofuran at - 78 deg C optically active (Z)-dienediyne epoxide 20 prepared from D-xylose and (Z)-enol triflate 16 is found to undergo smooth cyclization to afford the title compound.
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