Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Lyudmila V. Afanas'eva"'
Publikováno v:
ChemistrySelect. 5:7835-7839
Autor:
Lyudmila V. Afanas’eva, Irena S. Akhrem, Dzhul’etta V. Avetisyan, Nikolai D. Kagramanov, Oleg I. Artyushin
Publikováno v:
Mendeleev Communications. 30:238-240
A simple and efficient one-pot synthesis of benzophenone Schiff bases from benzene, CCl4 and aromatic amines was developed based on the the reaction of benzene with CCl4·AlCl3 complex. This method affords Ph2CCl2 as well as the products of its subse
Autor:
Andrey L. Sigan, Lyudmila V. Afanas’eva, Nikolai D. Kagramanov, Irena S. Akhrem, Dzhul’etta V. Avetisyan, Oleg I. Artyushin
Publikováno v:
Tetrahedron Letters. 58:4014-4019
The one-pot, regioselective synthesis of branched diacid derivatives – diesters, dithioesters, diamides [YC(O)O(CH2)mC(Me)2OC(O)Y] and diketones of aromatic and heteroaromatic series, [ArCO(CH2)mC(Me)2C(O)Ar,) from available linear acyl halides, Cn
Autor:
Oleg I. Artushin, Irena S. Akhrem, Lyudmila V. Afanas’eva, Nikolai D. Kagramanov, Djul’etta V. Avetisyan
Publikováno v:
Tetrahedron Letters. 57:1863-1866
Two new types of C sp 3 –H functionalization reactions of alcohols C n H 2 n +1 OH ( n = 7–9) with the superelectrophilic complex CBr 4 ·2AlBr 3 and CO have been developed. In the presence of various nucleophiles (EtOH, i PrOH, CF 3 CH 2 OH, HCF
Autor:
Irena S. Akhrem, Dzhul’etta V. Avetisyan, Oleg I. Artyushin, A. A. Tyutyunov, Nikolai D. Kagramanov, Lyudmila V. Afanas’eva
Publikováno v:
Mendeleev Communications. 28:651-652
One-pot functionalization of sp3 C–H bond in 1,1,1-trifluoro-2-(trifluoromethyl)decan-2-ol with CO and nucleophiles under the action of superelectrophilic complex CBr4·2 AlBr3 affords products of neo-structure and remote functionalities.
Autor:
Irena S. Akhrem, Dzhul’etta V. Avetisyan, Lyudmila V. Afanas’eva, Oleg I. Artyushin, Nikolai D. Kagramanov
Publikováno v:
Tetrahedron Letters. 56:562-566
Autor:
Irena S. Akhrem, Dzhul’etta V. Avetisyan, Irina M. Churilova, Lyudmila V. Afanas’eva, Oleg I. Artyushin, Nikolai D. Kagramanov
Publikováno v:
Tetrahedron Letters. 54:6037-6040
The one-pot, regioselective, remote functionalization of amides of octanoic acid [R 2 NCOC 7 H 15 , NR 2 = NH 2 , NEt 2 , NC 4 H 8 O, (morpholinyl)] via Csp 3 –H bond cleavage with CO and various nucleophiles (EtOH, i PrOH, CF 3 CH 2 OH, H(CF 2 ) 2
Publikováno v:
Tetrahedron Letters. 53:4221-4224
Selective one-pot functionalization of methyl n-alkyl ketones, CnH2n+1COMe (n = 6–8) involving C-sp3–H bond cleavage with CO and various nucleophilic substrates [iPrOH, BuCH(Et)CH2OH, CF3CH2OH, (CF3)(Me)CHOH, H(CF2)2CH2OH, HCCCH2OH, furan, thioph
Autor:
Alexander Orlinkov, Nikolai D. Kagramanov, Dzhul’etta V. Avetisyan, Irena S. Akhrem, Pavel V. Petrovskii, Lyudmila V. Afanas’eva
Publikováno v:
Tetrahedron Letters. 51:907-911
A novel ‘alkane-like’ methodology for the direct and very simple one-pot functionalization of amides and an ester of 1-adamantanecarboxylic acid provides access to new and synthetically challenging 1,3-dicarbonyl-containing adamantanoid compounds
Autor:
Lyudmila V. Afanas’eva, Pavel V. Petrovskii, Irena S. Akhrem, Sergei V. Vitt, Alexander Orlinkov, Dzul’etta V. Avetisyan
Publikováno v:
Tetrahedron Letters. 49:1399-1404
Alkanes (or cycloalkanes) and CO in the presence of superelectrophilic systems CX4·2AlBr3 (X = Cl, Br) have been applied for the first time as equivalents of acylium salts in one-pot selective syntheses of amides from amines.