1.1: borane-THF / tetrahydrofuran / 1 h / 55 °C
2.1: thionyl chloride / dichloromethane / 6 h / -10 °C / |Inert atmosphere; |Reflux
2.2: 45 °C
View Scheme
参考文献
BOEHRINGER INGELHEIM INTERNATIONAL GMBH; BRENNEMAN, Jehrod Burnett; GINN, John; LOWE, Michael D.; SARKO, Christopher Ronald; TASBER, Edward S.; ZHANG, Zhonghua
Patent: US2014/73629 A1, 2014 ;