(S)-3-((4-methoxybenzyl)(4-(6-phenoxyhex-4-yn-2-yloxy)but-2-ynyl)amino)propanenitrile 在
(η5-Cp)Co(CO)2(1-) (S)-2-(4-methoxybenzyl)-8-methyl-6-(phenoxymethyl)-2,3,4,7,8,10-hexahydro-1H-pyrano[4,3-c][1,6]naphthyridine 、 hexanes 、
乙酸乙酯 作用下,
以gave 6b (26.7 mg, 0,062 mmol, 87% yield) as a sticky yellow oil的产率得到(S)-2-(4-methoxybenzyl)-8-methyl-6-(phenoxymethyl)-2,3,4,7,8,10-hexahydro-1H-pyrano[4,3-c][1,6]naphthyridine