1: 2-chloro-pyrazine With n-butyllithium; HO-(C6H4)-3-NMe3+I- in tetrahydrofuran
2: butyraldehyde in tetrahydrofuran
参考文献
Hartz, Richard A.; Gilligan, Paul J.; Nanda, Kausik K.; Tebben, Andrew J.; Fitzgerald, Larry W.; Miller, Keith
Bioorganic and Medicinal Chemistry Letters, 2002 , vol. 12, # 3 p. 291 - 294