资讯
Giant π-conjugated macrocycles composed of thiophene, acetylene, and ethylene subunits arranged as 72π, 108π, 144π, and 180π electron systems were synthesized and analyzed for their one- and ...
The readily available BINOL ligand in combination with Ti(OiPr)4 was found to catalyze the highly enantioselective reaction (92−98% ee) of terminal alkynes with aromatic aldehydes that contain a ...
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