3-氨基-5-甲氧基吡嗪-2-羧酸甲酯合成路线 (共 2 条)
反应条件
1: methanol With sodium hydride in mineral oil T=0 - 20°C; 0.5 h; 2: 3-amino-5-chloro-pyrazine-2-carboxylic acid methyl ester in methanol; mineral oil T=0 - 20°C;
参考文献
NOVARTIS AG
Patent: US2012/172359 A1, 2012 ;
Location in patent: Page/Page column 117 ;
反应条件
sodium hydride in methanol; ethyl acetate
参考文献
Novartis AG
Patent: US8338413 B1, 2012 ;