1: 1-methylguanidine hydrochloride With sodium hydroxide in water Inert atmosphere; 2: di-tert-butyl dicarbonate in 1,4-dioxane; water T=8°C; 2.08333 h; Cooling with iceInert atmosphere;
参考文献
Cesco-Cancian, Sergio; Chen, Hongfeng; Grimm, Jeffrey S.; Mani, Neelakandha S.; Mapes, Christopher M.; Palmer, David C.; Pippel, Daniel J.; Sorgi, Kirk L.; Xiao, Tong
Patent: US2010/4450 A1, 2010 ;
Location in patent: Page/Page column 16 ;