METHOD FOR PREPARING VINYL SULFIDES Russian patent published in 2006 - IPC C07C319/18 C07C321/18 

Abstract RU 2284320 C1

FIELD: organic chemistry, chemical technology.

SUBSTANCE: invention relates to a method for synthesis of vinylorganyl sulfides wherein organyl means alkyl, phenyl or tolyl. Method involves preliminary synthesis of corresponding alkaline metal thiolate by interaction of thiol with 2-3-fold mole excess of alkaline metal hydroxide in an aqueous medium followed by heating the prepared mixture at 100-120°C under acetylene pressure 11-12 atm. Synthesized compounds can be used as film-forming materials and as extractants of rare and precious metals. Invention provides enhancing yield of end products and to simplify their isolation.

EFFECT: improved method of synthesis.

6 ex

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RU 2 284 320 C1

Authors

Trofimov Boris Aleksandrovich

Gusarova Nina Kuz'Minichna

Chernysheva Natalija Alekseevna

Jas'Ko Svetlana Vital'Evna

Dates

2006-09-27Published

2005-02-28Filed