1: 61 percent / methanol / 20 °C
2: 66 percent / POCl3 / 1.5 h / Heating
3: 0.04 g / NaBH4 / tetrahydrothiophene 1,1-dioxide / 4 h / 120 °C
View Scheme
参考文献
Shishkin, G. V.; Sil'nikov, V. N.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 12 p. 1342 - 1345
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 12 p. 1658 - 1661
phosphorus tribromide in sulfolane
1) 20-25 deg C, 10 h; 2) 140 deg C, 20 min; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Shishkin, G. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 10 p. 1162 - 1166
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 10 p. 1407 - 1411
trichlorophosphate
3 h; Heating; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Shishkin, G. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 10 p. 1162 - 1166
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 10 p. 1407 - 1411
