1: C22H15F12O4P With potassium tert-butylate in tetrahydrofuran T=0°C; deprotonation; 0.5 h; 2: 4-methoxy-benzaldehyde in tetrahydrofuran T=0°C; Wittig type reaction; 3 h; Title compound not separated from byproducts;
参考文献
Journal of the American Chemical Society, , vol. 119, # 25 p. 5970 - 5971
1: ethyl 4-nitrophenylsulfonylacetate With caesium carbonate in N,N-dimethyl-formamide T=60°C; modified Julia olefination; 0.5 h; 2: 4-methoxy-benzaldehyde in N,N-dimethyl-formamide T=60°C; modified Julia olefination; 144 h;
