Zobrazeno 1 - 10
of 37
pro vyhledávání: '"K. I. Zimina"'
Autor:
Lyapina Nafisa K, V. S. Nikitina, A.A. Simeonov, Ye.M. Kalamashvili, K. I. Zimina, Ye.S. Brodskii, M.A. Parfenova, G.G. Kakabekov
Publikováno v:
Petroleum Chemistry U.S.S.R.. 15:227-234
THE study of the structure and properties of organo-sulphur petroleum compounds is of considerable significance for the development of the corresponding branch of petroleum chemistry. With a widening of the practical use of organo-sulphur petroleum c
Publikováno v:
Chemistry and Technology of Fuels and Oils. 11:228-232
1. A procedure is proposed for separate determination of alkylaromatic and naphthene-aromatic hydrocarbons (with benzene, naphthalene, phenanthrene, and pyrene rings) in the aromatic part of petroleum products, on the basis of mass and ultraviolet sp
Publikováno v:
Chemistry and Technology of Fuels and Oils. 11:148-152
Autor:
K. I. Zimina, A. M. Bezhanidze
Publikováno v:
Chemistry and Technology of Fuels and Oils. 20:511-514
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 26:982-985
1. The value of Δav, the adamantane-ring-averaged departure from additivity, increases with an increase in the number of substituents and diminishes with an increase in the size of the substituent and the number of substituent-separating bonds. 2. T
Autor:
A. Ya. Kuklinskii, K. I. Zimina, R.D. Muradova, O.N. Tsevetkov, N.V. Ten, A.M. Bezhanidze, T.B. Shestakovskaya
Publikováno v:
Petroleum Chemistry U.S.S.R.. 26:171-175
Publikováno v:
Petroleum Chemistry U.S.S.R.. 14:39-48
1. 1. 13C NMR spectra of twelve alkyl adamantanes were studied and their structures correlated with carbon chemical displacement. It was shown that 13C NMR spectroscopy is a very effective method for investigating alkyl adamantane structures and at t
Publikováno v:
Chemistry and Technology of Fuels and Oils. 20:253-256
Publikováno v:
Chemistry and Technology of Fuels and Oils. 6:837-840
1. A study was made of the composition of the alkylate obtained with alkylation of phenol using the 240–320°C fraction of α-olefins of normal structure, in the presence of an alumosilicate catalyst, using a combination of the methods of rectifica
Publikováno v:
Chemistry and Technology of Fuels and Oils. 1:150-155
1. A mass spectrometric method has been developed for the quantitative analysis of mixtures of primary aliphatic alcohols of normal and branched structure along with naphthenic alcohols. The accuracy of the determination of the individual types of al