F 33 Features of the reaction of 3(5)-methyl-5(3)-trifluoromethylpyrazole with chloroform. Synthesis and structure of fluorinated analogs of tris(pyrazol-1-yl)methane / N. S. Boltacheva, P. A. Slepukhin, M. G. Pervova, M. A. Samorukova, L. G. Lavrenova, V. I. Filyakova, V. N. Charushin // Russian Journal of General Chemistry. - 2012. - Vol.82, №8. - С. 1444-1450 Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): CHLOROFORM -- TRIFLUOROMETHYLPYRAZOLE -- TRIS(PYRAZOL-1-YL)METHANE Аннотация: Reaction of 3(5)-methyl-5(3)-trifluoromethylpyrazole (I) with chloroform leads to a complex mixture of compounds. The main components are {bis[(5-methyl-3-trifluoromethyl)pyrazol-1-yl](3-methyl-5-trifluoromethyl)pyrazol-1-yl}methane, bis{[(3-methyl-5-trifluoromethyl)pyrazol-1-yl](5-methyl-3-trifluoromethyl)-pyrazol-1-yl}methane, and tris[(3-methyl-5-trifluoro-methyl)pyrazol-1-yl]methane. The structure of isomeric substances was proved by XRD method \\\\Expert2\\nbo\\Russian Journal of General Chemistry\\2012, V. 82, N 8, p. 1444–1450.pdf |