1,2,4-triazole acetohydrazide
SMARTS: [CH0;$(C-[#6]):1]#[NH0:2].[NH2:3]-[NH1:4]-[CH0;$(C-[#6]);R0:5]=[OD1]>>[N:2]1-[C:1]=[N:3]-[N:4]-[C:5]=1
Conditions
Reactant 1: nitrile.
Reactant 2: acetohydrazide.
R1, R2: aryl, alkyl.
References
G. M. Castanedo, P. S. Seng, N. Blaquiere, S. Trapp, S. T. Staben, J. Org. Chem., 2011, 76, 1177-1179.
Other sources
Organic chemistry