Stereoselectivity in cycloaddition of phenylglyoxylonitrile oxide to 7-substituted norbornadienes and 8-substituted 2-azabicyclo[3.2.1]oct-3,6-dienes
作者:Katsumi Umano、Shinya Mizone、Kazuhiko Tokisato、Hiroo Inoue
DOI:10.1016/0040-4039(81)80044-5
日期:1981.1
The cycloaddition of phenylglyoxylonitrile oxide to the 7-substituted norbornadienes a-c gives predominantly the endo isomers, but that to the 8-substituted 2-azabicyclo[3.2.1]oct-3,6-dienes a,b the exo isomers.
苯乙酰氧基丙烯腈氧化物与7-取代的降冰片二烯ac的环加成主要产生内异构体,但与8-取代的2-氮杂双环[3.2.1] oct-3,6-二烯a,b的外加异构体有关。