in trifluoroacetic acid
0 deg C 30 min, then reflux 72 h;
参考文献
Nordlander, J. Eric; Catalane, David B.; Kotian, Kirtivan D.; Stevens, Randall M.; Haky, Jerome E.
Journal of Organic Chemistry, 1981 , vol. 46, p. 778 - 782
trifluoroacetic acid in 1,2-dichloro-ethane
T=110°C; 6 h; sealed ampoule;
参考文献
Moskalev, N. N.; Sirotkina, E. E.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 3 p. 275 - 281
Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 3 p. 329 - 336
Moskalev, N. N.; Sirotkina, E. E.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 3 p. 275 - 281
Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 3 p. 329 - 336
Kim, Semi; Park, Ji Hyun; Koo, Sun-Young; Kim, Jung In; Kim, Min-Hyeung; Kim, Ji Eun; Jo, Kiwon; Geun Choi, Hwan; Lee, Sung Bae; Jung, Sang-Hun
Bioorganic and Medicinal Chemistry Letters, 2004 , vol. 14, # 24 p. 6075 - 6078
