METHOD OF OBTAINING 3-PYRIDINYL-1,5,3-DITHIAZEPINANES Russian patent published in 2014 - IPC C07D417/04 

Abstract RU 2532923 C2

FIELD: chemistry.

SUBSTANCE: invention relates to a method of obtaining 3-pyridinyl-1,5,3-dithiazepinanes of formula I. The essence of the method consists in the interaction of respective N,N-bis(methoxymethyl)-N-pyridinamine with 1,2-ethanedithiol in the presence of the catalyst CuCl2 in a molar ratio N-bis(methoxymethyl)-N-pyridinamine: 1,2-ethanedithiol: CuCl2=10:10:(0,3-0,7) at room temperature and atmospheric pressure in chloroform for 120-150 minutes. The output of respective 3-pyridinyl-1,5,3-dithiazepinanes of general formula (1) constitutes 68-89% (a); (b); (c); (d).

EFFECT: improvement of the method.

1 tbl

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RU 2 532 923 C2

Authors

Dzhemilev Usein Memetovich

Ibragimov Askhat Gabdrakhmanovich

Makhmudijarova Natalija Nail'Evna

Prokof'Ev Kirill Igorevich

Mudarisova Lilija Vazilevna

Dates

2014-11-20Published

2012-10-25Filed