反应条件
1.1: pivalic acid sodium salt / 1-methyl-pyrrolidin-2-one / 2.75 h / 20 - 50 °C / Large scale reaction 2.1: sulfuric acid; water / 50 - 100 °C / Large scale reaction 3.1: sodium ethanolate / tetrahydrofuran / 10 - 20 °C / Large scale reaction 3.2: 2 h / 20 °C 4.1: palladium 10 on activated carbon; ammonium formate; acetic acid / ethanol; water / 3.25 h / 35 °C / Large scale reaction View Scheme
参考文献
Wang, Jia; Wang, Xiang; Chen, Yanhong; Chen, Simeng; Chen, Guang; Tong, Linjiang; Meng, Linghua; Xie, Yuyuan; Ding, Jian; Yang, Chunhao
Bioorganic and Medicinal Chemistry Letters, 2012 , vol. 22, # 1 p. 339 - 342