Zobrazeno 1 - 10
of 149
pro vyhledávání: '"P. Hencsei"'
Publikováno v:
Surface Coatings International. 81:135-142
Publikováno v:
Chemistry of Heterocyclic Compounds. 32:1376-1380
The crystal structure of 1-[N-(2-aminoethyl)aminopropyl]silatrane has been determined by x-ray diffraction at room temperature. The Si←N bond distance (2.165(2) A) is in the range observed for other 1-X-propylsilatranes (X = CN, OH, SH, Cl and SCN)
Publikováno v:
Journal of Molecular Structure. 385:153-158
The crystal structure of 1- p -bromophenylsilatrane was determined at ambient and low temperature. The methylene groups of the silatrane skeleton in the β-position to the nitrogen atom are disordered in the ambient temperature structure. The disorde
Publikováno v:
Scopus-Elsevier
The crystal structure of triethanolammonium bromide is reported. The compound is completely isostructural with the Cl − and the SH − salts. The triethanolamine moieties in all known crystal structures invariably have endo conformation. Quantum ch
Autor:
P. Hencsei, G.I. Csonka
Publikováno v:
Journal of Molecular Structure: THEOCHEM. 283:251-259
AM1 and PM3 semiempirical models have been employed to study the bonding and structure of 1-methyl-silatrane using full geometry optimization. Heats of formation were calculated at various Si-N distances between 220 and 360pm. Two minima were found o
Autor:
G.I. Csonka, P. Hencsei
Publikováno v:
Journal of Organometallic Chemistry. 454:15-23
The AM1 and PM3 semiempirical models have been employed to study the bonding and structure of 1-chlorosilatrane using full geometry optimization. The h The comparison of the published X-ray diffraction structure with the calculated geometry and with
Inhibition of aluminium corrosion in alkaline solutions by silicon and nitrogen containing compounds
Publikováno v:
Corrosion Science. 35:1455-1462
The corrosion of aluminium (99.5%) and aluminium-magnesium-silicon alloys has been studied in alkaline solutions with chloride ions. The protective effects of silatranes have been investigated. The corrosion rates of the aluminium and the inhibition
Autor:
P. Hencsei
Publikováno v:
ChemInform. 22
In the paper correlation relationships pertinent to the structure of silatranes are summarized. Using data of X-ray and electron diffraction experiments published so far, the effect of various substitutions, geometrical changes are evaluated.
Publikováno v:
ChemInform. 23
Publikováno v:
Journal of Organometallic Chemistry. 418:173-182
The crystal structures of 1-phenyl-3,7,10-trimethylsilatrane (I) and 1-p-tolyl-carbasilatrane (II) were determined by X-ray diffraction. Both compounds crystallize with two independent molecules in the asymmetric unit. I (d(Si ← N) = 2.175(6) A) is