反应条件
1: ethane-1,2-dial; 3-amino-5-chloro-1,2,4-thiadiazole in ethanol
T=80°C; 4 h;
2: formaldehyd With phosphoric acid; ammonium chloride in ethanol
参考文献
KALYPSYS, INC.
Patent: WO2007/76460 A2, 2007 ;
Location in patent: Page/Page column 23; 24; 25 ;
WO 2007/076460 A2
