反应条件
1.1: toluene-4-sulfonic acid / acetonitrile / 10 - 15 °C / Inert atmosphere
1.2: 1.17 h / 20 °C / Inert atmosphere
2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 0.17 h / 0 °C / Inert atmosphere
2.2: 0.5 h / Inert atmosphere
3.1: tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene / toluene / 0.08 h / 20 °C / Inert atmosphere
3.2: 16 h / 110 °C / Inert atmosphere
4.1: potassium tert-butylate / dimethyl sulfoxide / 0.17 h / 20 °C / Inert atmosphere
View Scheme
参考文献
Wentrup, Curt; Lan, Nguyen Mong; Lukosch, Adelheid; Bednarek, Pawel; Kvaskoff, David
Beilstein Journal of Organic Chemistry, 2013 , vol. 9, p. 743 - 753