1,1'-(1,2-phenylene)bis(but-2-yn-1-one) 、
(2R,3R,4R)-3,4-Bis-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-6-ethynyl-3,4-dihydro-2H-pyran 在
Wilkinson's catalyst 作用下,
以
乙醇 为溶剂,
以35%的产率得到2-[(4R,5R,6R)-4,5-Bis-(tert-butyl-diphenyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-5,6-dihydro-4H-pyran-2-yl]-1,4-dimethyl-anthraquinone