1: pyridine-3-methanol; 1,1'-carbonyldiimidazole in tetrahydrofuran T=0 - 10°C; 1.16667 h; 2: 4-aminomethyl-benzoic acid With sodium hydroxide in tetrahydrofuran; water T=20°C; 4 h; 3: With hydrogenchloride in tetrahydrofuran; water pH=4.5;
参考文献
JIANGSU GOWORTH INVESTMENT CO. LTD; SHANGHAI INSTITUTE OF PHARMACEUTICAL INDUSTRY
Patent: US2011/152323 A1, 2011 ;
Location in patent: Page/Page column 19-20 ;
US 20110152323 A1