1: 2-thienylcarbonyloxymethyl-Wang resin; Tebbe reagent in tetrahydrofuran T=25°C; Tebbe olefination; 16 h; 2: ethyl chlorooximidoacetate With triethylamine in tetrahydrofuran 3: With trifluoroacetic acid in dichloromethane T=25°C; Further stages.;
参考文献
Barrett, Anthony G. M.; Procopiou, Panayiotis A.; Voigtmann, Ulrike
Organic Letters, 2001 , vol. 3, # 20 p. 3165 - 3168