[(2E,4Z)-8-(tert-Butyl-dimethyl-silanyloxy)-4-triisopropylsilanyloxy-octa-2,4-dienyloxymethyl]-benzene 、 2,2,2-trichloroethyl (NE)-N-pyridin-2-yliminocarbamate 在
silver trifluoromethanesulfonate 、 (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl 作用下,
以
various solvent(s) 为溶剂,
反应 4.0h,
以84%的产率得到2,2,2-trichloroethyl (3S,6S)-3-[3-[tert-butyl(dimethyl)silyl]oxypropyl]-6-(phenylmethoxymethyl)-2-pyridin-2-yl-4-tri(propan-2-yl)silyloxy-3,6-dihydropyridazine-1-carboxylate