Method for producing thioethers

C - Chemistry – Metallurgy – 07 – C

Patent

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C07C 319/14 (2006.01) C07C 321/28 (2006.01) C07C 323/00 (2006.01)

Patent

CA 2727762

The invention relates to a process for preparing thioethers of the formula XIX: (see formula XIX) in which the substituents are as defined below: Rx is halogen, carboxamide, N-alkyul-carboxamide, N,N-dialkylcarboxamide, phenyl, C1-C6-alkyl, C1-C6-alkoxy or C1-C6-alkylthio, m is a number from 0 to 5, and R2 is C1-C6-alkyl, which comprises reacting an aniline of the formula XX: (see formula XX) in which Rx and m are defined as above with a dialkyl disulfide of the formula VII: R2-S-S-R2 VII in which R2 is defined as above, and with an organic nitrite R-ONO in the presence of a catalyst.

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