1.1: hydrogen / palladium 10 on activated carbon / methanol / 16 h / 20 °C 2.1: n-butyllithium / hexane; tetrahydrofuran / 0.58 h / -78 - -40 °C 2.2: 2.5 h / -78 °C 2.3: 2.5 h / -78 - 0 °C View Scheme
参考文献
Sung, Moo Je; Coppola, Gary Mark; Yoon, Taeyoung; Gilmore, Thomas A.
Patent: US2011/46133 A1, 2011 ;