1: With sodium methylate in methanol T=20°C; 2: With ammonium chloride in methanol 2 h; Reflux;
参考文献
Clements, Matthew J.; Debenham, John S.; Hale, Jeffrey J.; Madsen-Duggan, Christian B.; Walsh, Thomas F.
Patent: US2009/239876 A1, 2009 ;
Location in patent: Page/Page column 24 ;
US 20090239876 A1
