反应条件
1: L-proline; N-chloro-succinimide / dichloromethane / 3 h / 0 - 20 °C / |Inert atmosphere
2: triethylamine; (5aS,10bR)-5a,10b-dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b]-1,2,4-triazolo[4,3-d]-1,4-oxazinium chloride / ethyl acetate / 4 h / 80 °C / |Inert atmosphere; |Molecular sieve
View Scheme
参考文献
Jiang, Yuansong; Chen, Wanzhi; Lu, Weimin
Tetrahedron, 2013 , vol. 69, # 18 p. 3669 - 3676
