Multi-step reaction with 2 steps 1: ethanol / Heating2: HCl(conc) / methanol / 4 h / Heating
参考文献
Balse, Mukta N.; Mahajanshetti, C. S. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1980 , vol. 19, # 4 p. 260 - 262