Triethylborane Induced Radical Reaction of Ketene Silyl Acetals with Polyhalomethanes. Synthesis of 3,3-Dihalo- and 3-Haloacrylates
作者:Jiro Sugimoto、Katsukiyo Miura、Koichiro Oshima、Kiitiro Utimoto
DOI:10.1246/cl.1991.1319
日期:1991.8
Treatment of ketene octyl t-butyldimethylsilyl acetal with tetrabromomethane or tribromomethane in the presence of a catalytic amount of triethylborane gave octyl 3,3-dibromoacrylate or octyl (E)-3-bromoacrylate, respectively.
在催化量的三乙基
硼烷存在下用四
溴甲烷或
三溴甲烷处理
乙烯酮辛基叔丁基二甲基甲
硅烷基
缩醛,分别得到3,3-二
溴丙烯酸辛酯或
(E)-3-溴丙烯酸辛酯。