反应条件
1: 3-hydroxynaphthalenecarboxaldehyde With sodium hydride in N,N-dimethyl-formamide
T=0°C; 0.5 h;
2: methyl iodide in N,N-dimethyl-formamide
T=20°C; 1 h;
参考文献
Daiichi Sankyo Company, Limited
Patent: EP1914229 A1, 2008 ;
Location in patent: Page/Page column 100 ;
