Výsledky vyhledávání - "S. V. Keshtova"

New Activated Difluoroaromatic Compounds Containing Internal Acetylenic Moieties

Autor: M. M. Begretov, Mukhamed L. Keshtov, R. B. Tkhakakhov, Alexander N. Shchegolikhin, S. V. Keshtova

Publikováno v: Russian Journal of General Chemistry. 73:1110-1113

New activated difluoroaromatic compounds having an internal acetylenic moiety were synthesized by reaction of trichloroacetaldehyde with fluorobenzene, followed by reaction with iodobenzene and cross coupling with acetylene in the presence of palladi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a572cc4069d5ce08411ab8c07f081f13
https://doi.org/10.1023/b:rugc.0000007621.86396.78

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[Untitled]

Autor: A. A. Shchegolikhin, A. L. Rusanov, Mukhamed L. Keshtov, S. V. Keshtova, Pavel V. Petrovskii

Publikováno v: Russian Chemical Bulletin. 51:117-123

A series of previously unknown unsymmetrical difluoroaromatic compounds, viz., p-fluorobenzoylphenyl(p-fluorophenyl)-substituted imidazoles, pyrazines, and quinoxalines, were synthesized according to multistep procedures with the use of chloral as th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3b7a3e019a8cceba8598300ebb7a110c
https://doi.org/10.1023/a:1015022032506

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Novel aromatic tetracarboxylic acid dianhydrides

Autor: Nataliya M. Belomoina, A. A. Kirillov, S. V. Keshtova, A. L. Rusanov, Mukhamed L. Keshtov, V. V. Kireev, Pavel V. Petrovskii, Alexander N. Shchegolikhin

Publikováno v: Russian Chemical Bulletin. 48:1942-1945

The Diels-Alder reactions of 4,4′-bis(2,4,5-triphenylcyclopentadienon-3-yl)benzophenone with carboxylic anhydrides containing multiple carbon-carbon bonds afforded novel tetracarboxylic dianhydrides.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2d0ee776e413ed9c55620f7ccd73d636
https://doi.org/10.1007/bf02494752

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2,5-diphenyl-3,4-bis[p-(phenylethynyl)phenyl]cyclopentadienone and product of its Diels-Alder homocondensation

Autor: Mukhamed L. Keshtov, Nataliya M. Belomoina, S. V. Keshtova, G. I. Timofeeva, Klaus Müllen, Inga A. Ronova, A. N. Shchegolikhin, Rusanov Aleksandr L, Frank Morgenroth, Pavel V. Petrovskii

Publikováno v: Russian Chemical Bulletin. 48:944-948

A new monomer of the ABA type, 2,5-diphenyl-3,4-bis[p-(phenylethynyl)phenyl]-cyclopentadienone, was synthesized. The Diels-Alder homocondensation of the monomer resulted in a highly branched polyphenylene (Mw=160000), readily soluble in organic solve

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e931abf5da5710510f64981bdf26215b
https://doi.org/10.1007/bf02494642

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[Untitled]

Autor: Mukhamed L. Keshtov, A. L. Rusanov, S. V. Keshtova

Publikováno v: Russian Chemical Bulletin. 51:1039-1041

New activated bis- and tetrafluoroaromatic compounds containing the bis-phenylquinoxaline fragments, viz., methylene-bis-6(7),6"(7")-{2-(p-fluoro)phenyl-3[4-(p-fluorobenzoyl)phenyl]quinoxalines}, were prepared according to multistep procedures with t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::546023e9e6cf7e5369640bae380fc387
https://doi.org/10.1023/a:1019678022085

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ChemInform Abstract: New Activated Bisfluoroaromatic Compounds

Autor: S. V. Keshtova, A. K. Mikitaev, Nataliya M. Belomoina, A. L. Rusanov, G. B. Sarkisyan, Mukhamed L. Keshtov

Publikováno v: ChemInform. 28

Bis (p-fluorophenylethynyl) derivatives were obtained by the reaction of bisbromoaromatic compounds withp-fluorophenylacetylene in the presence of a Pd catalyst. Subsequent oxidation of these products using an I2-DMSO system led to new bis(p-fluoroph

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7330cef28cc4d80e9fb6c205e5e257b1
https://doi.org/10.1002/chin.199739107

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