Process for preparing dithioesters

Details Process for preparing dithioesters Process for preparing dithioesters

2005-01-11

2005-01-11

Desai, Rita (Department: 1626)

Organic compounds -- part of the class 532-570 series

Organic compounds

Esters having the thiocarboxylate group, -cx-, wherein the...

Reexamination Certificate

active

06841695

ABSTRACT:
The present invention relates to a process for preparing dithioesters in which a dithiocarboxylic acid and/or a dithiocarboxylic salt is reacted with a vinyl compound and/or an alkyl compound which includes a leaving group, the reaction being carried out in a biphasic system in which one of the phases comprises water and the weight ratio of the aqueous phase to the organic phase lies in the range from 95:5 to 5:95.

REFERENCES:
patent: 4455262 (1984-06-01), Detienne et al.
patent: 6458968 (2002-10-01), Benicewicz et al.
patent: WO 9801478 (1998-01-01), None
Houben-Weyl “Methoden der Organishen Chemie”, vol. E5, pp. 891-916, 1985.
Hans de Brouwer-Experimental Procedures,“3.4.3 Synthesis of 2-phenylprop-2-yl Dithlobenzoate”, pp. 79-86, 2001.

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