Zobrazeno 1 - 10
of 39
pro vyhledávání: '"N. Yusubov"'
Autor:
N. Yusubov
Publikováno v:
Геофизический журнал, Vol 45, Iss 5 (2023)
The territory of Azerbaijan covers the southeastern part of the Greater Caucasus meganticlinorium, the northeastern parts of the mountain systems of the Lesser Caucasus and Talysh, i.e., basins of the Lower and Middle Kura, as well as the southwester
Externí odkaz:
https://doaj.org/article/064c9e67a47e49dfaad88f60b9c7028b
Publikováno v:
Russian Journal of General Chemistry. 90:1447-1452
Alcoholysis of α-chloro-α-phosphonopropionic acid trichloride with allyl and propargyl alcohols was studied. It was found that the reaction proceeded selectively at the carbonyl carbon atom. The reaction of α-chloro-α-phosphonopropionic acid tric
Publikováno v:
Russian Journal of General Chemistry. 90:89-92
Addition of ethanol and diethyl phosphonate to the carbonyl group of 2,2-dichloro-2-(diethoxyphosphoryl)-acetaldehyde has been studied, and the corresponding α-chloro ether, acetal, and phosphorylated metrifonate have been obtained. α,α-Dichloro-
Autor:
N. N. Yusubov, N. D. Sadikhova, G. E. Allakhverdiyeva, B. M. Ismailov, A. R. Mamedbeyli, G. G. Ibragimova, I. A. Mamedov
Publikováno v:
Russian Journal of General Chemistry. 89:1394-1397
The alkylation reactions of phosphonoacetic aldehyde and ethyl phosphonoacetate with ethyl α-bromopropanoate in DMSO in the presence of K2CO3 have been studied.
Alkylation of methylene-active compounds with halo acetals and hydrolysis of the alkylation products
Autor:
I. A. Mamedov, N. N. Yusubov, N. D. Sadykhova, G. G. Ibragimova, R. A. Gasymov, V. M. Ismailov
Publikováno v:
Russian Journal of Organic Chemistry. 52:1390-1393
A preparative procedure has been proposed for the alkylation of CH acids with halo acetals and hydrolysis of the alkylation products to furan derivatives and lactones.
Autor:
N. D. Sadykhova, F. N. Nagiev, G. G. Ibragimova, N. N. Yusubov, V. M. Ismailov, I. A. Mamedov
Publikováno v:
Russian Journal of Organic Chemistry. 53:1099-1101
Alkylation of methyl 4-chloro-3-oxobutanoate with 1,2-dibromoethane, 1,3-dibromopropane, and 1,2,3-tribromopropane afforded the corresponding dimethyl 2,5-dioxocyclohexane-1,4-dicarboxylate enol ethers.
Publikováno v:
Russian Journal of Organic Chemistry. 53:950-952
The alkylation of dimethyl 3-oxopentanedioate with 1,2-dibromoethane and 1,2,3-tribromopropane afforded C,C-(cyclopropane derivative) and C,O-dialkylation products. The initial trioxo compound underwent partial self-condensation to produce resorcinol
Publikováno v:
Russian Journal of General Chemistry. 86:1630-1632
Reactions of trichloride of phosphono carboxylic acid with β-dicarbonyl compounds proceed at the active methylene group with the formation of the С-acylation product with a small admixture of the product of O-acylation. The C-acylation products und
Autor:
Valekh M. Ismailov, Nurlana D. Sadykhova, Niftaly N. Yusubov, Gezal G. Ibragimova, Iskander A. Mamedov
Publikováno v:
IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENIY KHIMIYA KHIMICHESKAYA TEKHNOLOGIYA. 60:13
The method was developed for synthesis of hard-to-reach phosphorylated aldehides with hidden carbonyl group. As compounds with active methylene group triethyl ethers of phosfonacetic acid and diethoxycianomethyl phosfonate were used at the condensati
Publikováno v:
ChemInform. 44