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
Autor:
N. V. Goncharova, N. A. Filippova, E. I. Sil'chenko, K. I. Zimina, A. F. Lyashenko, V. I. Malevich, A. G. Siryuk
Publikováno v:
Chemistry and Technology of Fuels and Oils. 8:462-467
1. IR absorption spectra can serve as an identifying characteristic of nitrogen-containing additives on the basis of the intense and distinctive absorption bands in the 1700–1800, 1500–1680, 3300, and 1145 cm−1 regions. 2. IR absorption spectra
Autor:
V. N. Vasil'eva, S. L. Lyubimova, V. N. Monastyrskii, L. A. Potolovskii, N. A. Dmitrieva, G. G. Kotova, K. I. Zimina, G. V. Zambrovskaya
Publikováno v:
Chemistry and Technology of Fuels and Oils. 6:829-833
1. The possibility of using alkylphenols produced in the presence of an aluminosilicate catalyst for the synthesis of alkylsalicylate additives was demonstrated. 2. In the alkylation of phenol by α-olefins of normal structure (240–320°C fraction)