Zobrazeno 1 - 10
of 15
pro vyhledávání: '"M. V. Kurashev"'
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 35:1673-1676
1. The optimum conditions were determined for the production of 2,4,6-tri(α,α-dimethyl-benzyl) phenol by the alkylation of phenol with α-methylstyrene. 2. It was established that the intramolecular distances and the distributions of the bond lengt
Publikováno v:
Petroleum Chemistry U.S.S.R.. 18:14-18
Publikováno v:
Petroleum Chemistry U.S.S.R.. 21:223-228
A study was made of the effect of previous treatment with an ammonia mixture with a small proportion of steam on catalytic properties of AShNTs-3. Preliminary treatment of the catalyst with a mixture of ammonia and steam at 250/sup 0/C for 2 hr incre
Publikováno v:
Petroleum Chemistry U.S.S.R.. 10:258-263
Autor:
M. V. Kurashev, Ya. M. Paushkin
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 5:1027-1035
1. The alkylation of benzene with propene in presence of H2O · BF3, H3PO4 · BF3, H3PO4 · BF3 — H2O · BF3, AlCl3, H2SO4, and AlCl2 · HSO4 was investigated at atmospheric pressure under given experimental conditions, account being taken of the m
Publikováno v:
Russian Chemical Reviews. 33:453-462
CONTENTS I. Introduction 453 II. Trialkenylborons and their complexes 453 III. Alkenylboronic and dialkenylborinic acids and their anhydrides 455 IV. Esters of alkenylboronic and dialkenylborinic acids 456 V. Alkenyl orthoborates 458 VI. Alkenylboron
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:282-285
1. A number of catalysts have been investigated in the phenol—isobutene alkylation reaction under comparable conditions, these catalysts including BF3, H3PO4· BF3, AlCl3, H2SO4, and AlCl2 · HSO4; it was shown that boron fluoride, taken in 0.8–1
Autor:
Ya. M. Paushkin, M. V. Kurashev
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 3:109-115
1. The conductivities of a number of acid catalysts have been investigated, tabulated, and compared with the catalytic activities of these substances. 2. No general relationship is to be observed between the catalytic activity and conductivity when a
Publikováno v:
ChemInform. 19
Publikováno v:
Chemischer Informationsdienst. 5