反应条件
1: 1) ammonium carbonate, 2) KOH / 1) diethylene glycol, 120-130 deg C, 1h, 2) 195 deg C, 3h 2: 1a) BuLi / 1a) THF, hexane, -70 deg C, 1b) 0 deg C, 1h, 2) THF, -40 deg C 3: molsieves (3 Angstroem), DDQ / toluene / Heating; one night 4: 89 percent Chromat. / 3M NaOH / ethanol / 1) 0 deg C, 2) r.t., 3h 5: 90 percent / transformed Escherichia coli cells View Scheme
参考文献
Recueil des Travaux Chimiques des Pays-Bas, , vol. 109, # 4 p. 287 - 297
