4-呋喃-2-基-2,4-二氧代丁酸甲酯合成路线 (共 3 条)
反应条件
1: 2-acetyl-furan With lithium hexamethyldisilazane in tetrahydrofuran T=-78°C; 0.5 h; 2: oxalic acid dimethyl ester in tetrahydrofuran T=-78 - 20°C;
参考文献
ANAYADERM, INC.; MOHAN, Raju
Patent: WO2013/130892 A1, 2013 ;
Location in patent: Paragraph 00254 ;
反应条件
in tetrahydrofuran; methanol; water; ethyl acetate
参考文献
Quan, Mimi L.; Wexler, Ruth R.
Patent: US2003/212054 A1, 2003 ;
反应条件
NH2NH2•xH2O in ethanol
3 h; Reflux;
参考文献
Karpenko, Alexander V.; Kovalenko, Sergey I.; Shishkin, Oleg V.
Tetrahedron, 2009 , vol. 65, # 31 p. 5964 - 5972