La(OTf)3催化下炔丙基N-苯磺酰腙的制备

摘要

报道了从苯磺酰肼与炔醛类化合物出发,在三氟甲磺酸镧催化下,高产率地合成一系列炔丙基N-苯磺酰腙类化合物并对其结构进行了表征.%A lanthanum trifluoromethanesulfonate catalyzed reaction of benzenesulfonyl hydrazide with propynal aldehyde compounds was developed and a series of propynal N-tosylhydrazones were obtained in high yields.