Synthesis of liverwort sesquiterpene (−)-isocuparene (herbertene) via a Diels-Alder reaction using phenylethylamine as chiral auxiliary
作者:Motoo Tori、Takahiro Miyake、Tomonobu Hamaguchi、Masakazu Sono
DOI:10.1016/s0957-4166(97)00313-3
日期:1997.8
The imine of 2-methylcyclopentanone with (S)(-)-phenylethylamine was subjected to reaction with methyl propiolate and the product was transformed into (-)-isocuparene by use of a Diels-Alder reaction to construct the aromatic ring. (C) 1997 Elsevier Science Ltd.