1: 1-methylpyrrolidine / acetonitrile / 1 h / Ambient temperature
2: POCl3 / acetonitrile / 0.33 h / 0 °C
3: acetonitrile / 5.5 h / 0 °C
4: 1.45 g / acetic acid; methanol / 5 h / Ambient temperature
5: 95 percent / ethanol / 1.5 h / Ambient temperature
View Scheme
参考文献
Miah, Anwar; Reese, Colin B.; Song, Quanlai
Nucleosides and Nucleotides, 1997 , vol. 16, # 1-2 p. 53 - 65
1: pyridine / 20 °C
2: aq. NaOH / methanol / Heating
3: 43 percent / NaH / dimethylformamide / 100 °C
View Scheme
参考文献
Joshi, Bhalchandra V.; Rao, T. Sudhakar; Reese, Colin B.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1992 , # 19 p. 2537 - 2544