164668-14-8Relevant articles and documents
4-Substituted 5-Amino-1-methyl-3-trifluoromethylpyrazoles: Structural Determination by Means of Carbon-13 Nuclear Magnetic Resonance Spectrometry
Nishiwaki, Tarozaemon,Arakawa, Hiroki,Kikukawa, Hirofumi
, p. 198 - 199 (2007/10/03)
Regioselective formation of 5-amino-4-aryl-1-methyl-3-trifluoromethylpyrazoles from 3-oxo-2-aryl-4,4,4-trifluorobutanenitrile and methylhydrazine was confirmed by 13C NMR spectrometry.