1: With pyridine; trichlorophosphate in toluene
T=0 - 20°C; 3 h;
2: With water in toluene
T=90°C; 4 h; Heating / reflux;
3: With sodium hydroxide in methanol; isopropyl alcohol
T=20°C;
参考文献
Lamb, Robert
Patent: US2005/181021 A1, 2005 ;
Location in patent: Page/Page column 4 ;