An annelation approach to the synthesis of eudesmane and elemane sesquiterpene lactones. Total synthesis of dl-dihydrocallitrisin, dl-7,8-epialantolactone, dl-7,8-epiisoalantolactone, and dl-atractylon
α‐Addition of 1,3‐Dicarbonyl Compounds to Acetylenic Ketones Catalyzed by Triphenylphosphine
作者:Song Xue、Qing‐Fa Zhou、Xiao‐Qi Zheng
DOI:10.1080/00397910500278602
日期:2005.12
Abstract The present work describes a simple way of synthesizing multifunctional compounds by α‐addition of 1,3‐dicarbonyl compounds to acetylenicketones catalyzed by triphenylphosphine in moderate to good yields.
An annelation approach to the synthesis of eudesmane and elemane sesquiterpene lactones. Total synthesis of dl-dihydrocallitrisin, dl-7,8-epialantolactone, dl-7,8-epiisoalantolactone, and dl-atractylon