Syntheses and Ring Opening Reactions of 2-Alkyl-3,3-dichlorospiro-[cyclopropane-1,9′-fluorene] Derivativatives
作者:Eiji Wada、Shizuo Fujisaki、Akiko Nagashima、Shoji Kajigaeshi
DOI:10.1246/bcsj.48.739
日期:1975.2
2-Alkyl-3,3-dichlorospiro[cyclopropane-1,9′-fluorene] derivatives (4) were obtained by the addition of CCl2 to 9-alkylidenefluorenes. Ring opening reactions of 4 with bases gave enynes, butadienes, or butatrienes.
2-烷基-3,3-二氯螺[环丙烷-1,9'-芴]衍生物(4)通过将CCl 2 添加到9-亚烷基芴而获得。4 与碱的开环反应得到烯炔、丁二烯或丁三烯。