Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Galina A. Dushenko"'
Autor:
Angus C. G. Shephard, Aymeric Delon, Rory P. Kelly, Zhifang Guo, Sylviane Chevreux, Gilles Lemercier, Glen B. Deacon, Galina A. Dushenko, Florian Jaroschik, Peter C. Junk
Publikováno v:
Australian Journal of Chemistry. 75:746-753
From the redox-transmetallation protolysis (RTP) reaction of europium metal, Hg(C6F5)2 and pentaphenylcyclopentadiene, we isolated and crystallographically characterised small amounts of the first divalent europium fluoride half-sandwich complex [Eu(
Quantum chemical study of intramolecular rearrangements in 3-allyl-3-methyl-1,2-diphenylcyclopropene
Autor:
Ruslan M. Minyaev, Galina A. Dushenko, Igor E. Mikhailov, O. I. Mikhailova, Vladimir I. Minkin
Publikováno v:
Russian Chemical Bulletin. 70:699-705
3-Allyl-3-methyl-1,2-diphenylcyclopropene (1) and 3-allyl-2-methyl-1,3-diphenylcyclopropene (2) were shown by the DFT B3LYP/6-311++G(d,p) method to interconvert with the energy barriers ΔE≠ZPE(1→2) = 35.6 kcal mol−1 and ΔE≠ZPE(2→1) = 31.9
Publikováno v:
Russian Chemical Bulletin. 69:2302-2306
Cyclization of aroylbenzohydrazides in SOCl2 was used to obtain 2,5-diaryl-1,3,4-oxadiazoles, and to study their spectral-luminescent properties. Oxadiazoles with phenyl or 2-methoxyphenyl substituents at position 2 of the oxadiazole ring have a lumi
Publikováno v:
Russian Journal of General Chemistry. 90:2059-2063
2-Aryl-5-butyl-1,3,4-oxadiazoles have been obtained in 59–85% yield via refluxing of equimolar amounts of a benzoic acid hydrazide with trimethyl orthovalerate in o-xylene. The effects of electron-donating substituents in the aryl fragment and solv
Publikováno v:
Russian Journal of Organic Chemistry. 56:1744-1752
DFT quantum chemical calculations at the CAM-B3LYP/Def2TZVP level of theory showed that intramolecular migrations of halogens in 5-halo-1,2,3,4,5-pentaphenylcyclopentadienes (C5Ph5Hlg, Hlg = F, Cl, Br, I) involve chiral conformation of their molecule
Publikováno v:
Russian Journal of General Chemistry. 90:7-12
Tautomeric 1,3-N, N′-migrations of 2,4,6-trinitrophenyl group in the derivatives of N, N′-diarylbenzamidine and N, N′-diarylformamidine have been studied by quantum-chemical simulations using the B3LYP/6-311++G(d, p) method of density functiona
Publikováno v:
Russian Journal of General Chemistry. 89:2165-2169
Cyclization of N′-(arylcarbonyl)benzohydrazides in SOCl2 has afforded 2-aryl-5-(4-octyloxyphenyl)-1H-1,3,4-oxadiazoles; the spectral-luminescent properties of the properties have been studied. The obtained cadmium complex based on 2-[5-(4-octyloxyp
Publikováno v:
Russian Chemical Bulletin. 69:176-178
2-Aryl-5-methyl-1,3,4-oxadiazoles were synthesized by reflux of equimolar amounts of acyl hydrazides with triethyl orthoacetate in o-xylene. The obtained oxadiazoles, except for 2-(2-hydroxyphenyl)-5-methyl-1,3,4-oxadiazole, luminesce with a high qua
Autor:
Mikhail E. Gurskii, Leonid D. Popov, Yurii V. Revinskii, I. E. Mikhailov, Natalia I. Vikrischuk, Galina A. Dushenko, Konstantin A. Lyssenko, Vladimir I. Minkin
Publikováno v:
Polyhedron. 166:73-82
The new diphenylboron 1c, 2c and zinc 1d, 2d complexes with 2-(2-hydroxyphenyl)-5-(3,4,5-trimethoxyphenyl)-1,3,4-oxadiazole 1a and 1-phenyl-3-methyl-1,2,4-triazole 2a as the chelating ligands and O-ethyl derivatives 1b, 2b of these ligands have been
Autor:
I. E. Mikhailov, Galina A. Dushenko, O. I. Mikhailova, Yu. M. Artyushkina, Yu. V. Revinskii, Vladimir I. Minkin
Publikováno v:
Russian Journal of Organic Chemistry. 54:1835-1838
The alkylation of 2-(2,6-difluorophenyl)-5-(2-hydroxyphenyl)-1,3,4-oxadiazole with allyl bromide gave 2-(2-allyloxyphenyl)-5-(2,6-difluorophenyl)-1,3,4-oxadiazole, and sulfonylation of the same substrate with benzene- and p-toluenesulfonyl chlorides