Cascade Wittig reaction-double Claisen and Cope rearrangements: one-pot synthesis of diprenylated coumarins gravelliferone, balsamiferone, and 6,8-diprenylumbelliferone
作者:Rupesh E. Patre、Jyoti B. Shet、Perunninakulath S. Parameswaran、Santosh G. Tilve
DOI:10.1016/j.tetlet.2009.09.017
日期:2009.11
A cascade Wittig reaction-double Claisen and Cope rearrangements has been employed for a one-pot synthesis of diprenylated coumarins gravelliferone, balsamiferone, and 6,8-diprenylumbelliferone from a common precursor 2,4-diprenyloxybenzaldehyde.
级联的Wittig反应-双重Claisen和Cope重排已用于从常见的前体2,4-二异戊烯氧基苯甲醛通过一锅法合成二肾上腺素化香豆素砾石酮,balsamiferone和6,8-diprenylumbelliferiferone。