1: in dichloromethane T=25°C; 12 h; 2: With oxalyl dichloride; N,N-dimethyl-formamide in dichloromethane 24 h; cooling; 3: With triethylamine in dichloromethane T=25°C; 2 h; Further stages.;
参考文献
Schweizer, Eliane; Hoffmann-Roeder, Anja; Olsen, Jacob A.; Seiler, Paul; Obst-Sander, Ulrike; Wagner, Bjoern; Kansy, Manfred; Banner, David W.; Diederich, Franois
Organic and Biomolecular Chemistry, 2006 , vol. 4, # 12 p. 2364 - 2375