Zobrazeno 1 - 10
of 25
pro vyhledávání: '"G. V. Gridunova"'
Publikováno v:
Chemistry of Heterocyclic Compounds. 34:833-836
It was found by x-ray diffraction analysis that in the fulvenes studied, the aromatic rings of the condensed tricyclic fragment are not in the same plane. The angle between them is approximately 4°. The exocyclic carbon atom is at the same angle rel
Autor:
G. V. Gridunova, L. A. Karandashova, Yu. T. Struchkov, V. M. Bakulev, M. A. Kirpichenok, I. I. Grandberg
Publikováno v:
Chemistry of Heterocyclic Compounds. 29:282-291
A series of 4,7-diamino-3-formylcoumarins has been synthesized by the reaction of 7-dialkylamino-4-chloro-3-formylcoumarins with primary and secondary amines and by the formylation of 4,7-diaminocoumarins by the Vilsmeier reaction. The corresponding
Autor:
A. V. Koblik, Yu. T. Struchkov, G. V. Gridunova, G. P. Zolotovskova, D. S. Yufit, L. A. Murad'yan
Publikováno v:
ChemInform. 24
Autor:
G. V. Gridunova, Yu. T. Struchkov, I. I. Grandberg, M. A. Kirpichenok, V. M. Bakulev, L. A. Karandashova
Publikováno v:
ChemInform. 25
Publikováno v:
ChemInform. 30
It was found by x-ray diffraction analysis that in the fulvenes studied, the aromatic rings of the condensed tricyclic fragment are not in the same plane. The angle between them is approximately 4°. The exocyclic carbon atom is at the same angle rel
Autor:
G. P. Zolotovskova, D. S. Yufit, Yu. T. Struchkov, A. V. Koblik, G. V. Gridunova, L. A. Murad'yan
Publikováno v:
Chemistry of Heterocyclic Compounds. 28:1116-1123
The reaction of 4-phenylethynylpyrilium salts with indoles leads to indolylvinylpyrilium derivatives through attack of the β-carbon atom of the triple bond and subsequent intramolecular transfer of a proton from C(in3) of the indole ring to the sp-h
Publikováno v:
Bulletin of the Russian Academy of Sciences Division of Chemical Science. 41:1214-1221
The molecular and crystalline structures of three products of the reaction between 2,7-dinitro- and 2,4,7-trinitrophenanthrenequinone with nitromethane in an HMPTA solution were studied by x-ray diffraction. Two of these products are H-bonded 1:1 sol
Publikováno v:
Bulletin of the Russian Academy of Sciences Division of Chemical Science. 41:710-715
An x-ray structural study showed the total similarity of the behavior of 2,4,7-trinitro- and 2,7-dinitro-4-bromo-9,10-phenanthrenequinones dissolved in aqueous DMF: addition of a molecule of water at one of the two carbonyl groups with formation of t
Publikováno v:
Journal of Structural Chemistry. 32:358-361
Autor:
A. M. Andrievskii, G. V. Gridunova, Yu. T. Struchkov, R. V. Linko, A. N. Poplavskii, V. E. Shklover
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 39:499-503
Two products of the addition reactions of H2O at the carbonyl bonds of 2,4,7-trinitro-9,10-phenanthrenequinone, formed under mild conditions when it is dissolved in aqueous hexamethylphosphortriamide (HMPTA) and dimethylformamide (DMF), have been stu