1: furan With n-butyllithium in diethyl ether
T=-40°C; 0.5 h;
2: 2-pyrimidinyl chloride in diethyl ether
T=-40°C; 1 h;
3: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in tetrahydrofuran
T=20°C; 0.416667 h; Further stages.;
参考文献
UNIVERSITY HEALTH NETWORK
Patent: WO2009/111893 A1, 2009 ;
Location in patent: Page/Page column 18-19 ;
