1: tert-butyldimethylsilyl acetylene With hydroxylamine hydrochloride; N-butylamine; copper(l) chloride in water cooling; 2: 1-bromo-2-phenylacetylene With hydroxylamine hydrochloride in diethyl ether; water Cadiot-Chodkiewicz cross-coupling; Further stages.;
参考文献
Journal of Organic Chemistry, , vol. 67, # 19 p. 6841 - 6844