摘要
报道钯催化下,1-(2-溴苯基)-2-丙醇与一氧化碳的内酯化反应.探讨温度、催化剂、时间和溶剂对反应的影响,优选出最佳实验条件,使3-甲基-3,4-二氢-1H-苯并[C]吡喃-1-酮的收率达到95.1%.
The lactonization of 1-(2-bromophenyl )-2-propanol with carbon nonoxide was studied.The effects of reaction conditions were discussed. Under optimum conditions, 3-methyl-3,4-dihydro-1H-benzo[C] pyran-1-one was synthesized in a 95. 1 % yield.
出处
《吉林大学自然科学学报》
CSCD
1998年第2期102-104,共3页
Acta Scientiarum Naturalium Universitatis Jilinensis
关键词
钯
催化
内酯化
溴苯基丙醇
1- (2-bromophenyl )-2-propanol, palladium-catalyzed, lactonization