Huisgen et al., Justus Liebigs Annalen der Chemie, 1954, vol. 590, p. 1,31
作者:Huisgen et al.
DOI:——
日期:——
Cyclic 1,2-dinitrogen compounds through N,N′-di(methoxycarbonyl)hydrazinium intermediates
作者:Floris P.J.T. Rutjes、Henk Hiemstra、Hendrik H. Mooiweer、W.Nico Speckamp
DOI:10.1016/s0040-4039(00)88492-0
日期:1988.1
Acid catalyzed cyclization of methoxymethyl substituted acyclichydrazides 4 provides cyclichydrazides 5 in moderate to good yields through the intermediacy of N,N′-di(methoxycarbonyl)hydrazinium intermediates.