4-hydroxyphenylthio derivaties, their preparation and their...

Details 4-hydroxyphenylthio derivaties, their preparation and their... 4-hydroxyphenylthio derivaties, their preparation and their...

C - Chemistry, Metallurgy

07

D

C07D 209/30 (2006.01) C07D 307/82 (2006.01) C07D 333/62 (2006.01) C07D 401/12 (2006.01) C07D 403/12 (2006.01) C07D 405/12 (2006.01) C07D 409/12 (2006.01) C07D 413/12 (2006.01)

Patent

CA 2098983

Title: 4-Hydroxyphenylthio derivative , their preparation and their use for the preparation of aminoalkoxyphenylsulphonyl derivatives ABSTRACT The subject of the invention is 4-hydroxyphenyl- thio derivatives of general formula: Image I in which: R1 and R2, which are identical or different, each repre- sent hydrogen, a methyl or ethyl radical or a halogen atom, R represents a (C1-C6) alkyl, (C3-C6) cycloalkyl or phenyl radical, R3 represents hydrogen or a halogen atom, X repreeents -O-, -S- or -NR4- in which R4 represents hydrogen or a ( C1-C4 ) alkyl group, useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds. No Figure.

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