Synthesis of bis-1,5,3-dithiazepanes on the basis of aromatic diamines
作者:E. B. Rakhimova、I. V. Ozden、E. S. Meshcheryakova、L. M. Khalilov、A. G. Ibragimov
DOI:10.1134/s1070428015120222
日期:2015.12
A procedure has been developed for the synthesis of N,N′-disubstituted bis-1,5,3-dithiazepanes by samarium-catalyzed recyclization of 1,3,6-oxadithiepane with aromaticdiamines.
Efficient catalytic synthesis of (1,5,3-dithiazepan-3-yl)quinolines
作者:E. B. Rakhimova、E. S. Meshcheryakova、L. M. Khalilov、A. G. Ibragimov、U. M. Dzhemilev
DOI:10.1134/s1070428014110128
日期:2014.11
(1,5,3-Dithiazepan-3-yl)quinolines were obtained in high yields by the reaction of 1-oxa-3,6-dithiacycloheptane with quinolinamines in the presence of a catalyst Sm(NO3)(3)center dot 6H(2)O.
Synthesis of amino sulfides in the presence of rare-earth and transition metal catalysts
作者:R. R. Khairullina、B. F. Akmanov、R. V. Kunakova、A. G. Ibragimov
DOI:10.1134/s1070428012070020
日期:2012.7
Efficient procedures have been developed for the synthesis of amino sulfides by aminomethylation of thiols with higher geminal diamines, thiomethylation of secondary amines with N,N-dimethylaminomethyl sulfides, and decyclization of 1,3,6-oxadithiepane or N-tert-butyl-1,5,3-dithiazepane with secondary amines in the presence of rare-earth and transition metals.
Synthesis of N-Hydroxyalkyl-1,5,3-Dithiazepanes Based on Amino Alcohols
作者:E. B. Rakhimova、R. A. Ismagilov、E. S. Meshcheryakova、R. A. Zainullin、L. M. Khalilov、A. G. Ibragimov、U. M. Dzhemilev
DOI:10.1007/s10593-014-1526-z
日期:2014.8
Catalytic methods were developed for the synthesis of N-hydroxyalkyl-1,5,3-dithiazepanes by recyclization of 1-oxa-3,6-dithiacycloheptane with amino alcohols and by intermolecular cyclization of 1,2-ethanedithiol with methoxymethylamino alcohols.
Effective synthesis of N-aryl-substituted 1,5,3-dithiazepinanes and 1,5,3-dithiazocinanes
作者:E. B. Rakhimova、I. V. Vasil’yeva、L. M. Khalilov、A. G. Ibragimov、U. M. Dzhemilev
DOI:10.1007/s10593-012-1098-8
日期:2012.10
Selective methods were developed for the synthesis of N-aryl-1,5,3-dithiazepinanes and N-aryl-1,5,3-dithiazocinanes by transamination of N-tert-butyl-1,5,3-dithiazepinane or recyclization of 1-oxa-3,6-dithiacycloheptane and 1-oxa-3,7-dithiacyclooctane by the action of aniline derivatives in the presence of Sm(NO3)(3)center dot 6H(2)O catalyst.