Inventor

DESBOIS MICHEL

21 patents

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DESBOIS MICHEL

RHONE POULENC SPEC CHIM

Processes for preparing pentafluoroethoxy- and pentafluoroethylthiobenzene drivatives

Process for the preparation of compounds containing a difluoromethylene or trifluoromethyl group

Process for the preparation of benzophenones

Process for sulfonylation of halobenzenes

Process for the acylation of halo- or trihalomethylbenzenes

Process for the preparation of trifluoromethylanilines

Process for preparing compounds containing a difluoromethylene group in a position α to an oxygen atom

Process for the preparation of phenyl ketones

Process for the preparation of α,α-difluoroalkyl-thiophenyl ketones

Process for preparing trifluoroacetic or trichloroacetic acid esters

Process for the chlorination of aromatic derivatives

Process for the simultaneous halogenation and fluorination of aromatic derivatives

Preparation of N-benzylimides

Process for preparing hydroxylated aromatic compounds

Process for preparation of α,α-difluoroalkoxy or α,.alpha.

Process for preparation of di- or trifluoromethoxyphenyl ketones or di- or trifluoromethylthiophenyl ketones

RHONE POULENC CHIMIE

Aqueous emulsion of (CO) polymer made from monomer containing isocyanate group and olefinic double bond

Process for the preparation of para-nitrophenol

Aqueous emulsion of (co)polymer made from monomer containing isocyanate group and olefinic double bond

RHONE POULENC IND

Preparation of alkyl cyanoacetates

RHONE POULENC SANTE

Process for the preparation of quinolin-4-ones