Improved method for producing thiazolidinediones, and new...

C - Chemistry – Metallurgy – 07 – D

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07D 417/14 (2006.01) A61K 31/425 (2006.01) C07D 417/12 (2006.01)

Patent

CA 2285208

The invention relates to an improved method for producing compounds of the formula (III) wherein A represents CH=CH or S, W represents O, X represents S, O or NR2, the radical R2 being hydrogen or C1-C6alkyl, Y represents CH or N, R represents naphthyl, thienyl or phenyl which is optionally mono- or disubstituted with C1-C3 alkyl, CF3, C1-C3 alkoxy, F, Cl or bromine, R1 represents hydrogen or C1-C6 alkyl and n represents 1-3 by reacting compounds of the formula (IV) wherein A, W, X, Y, R, R1 and n have the meaning given above with activated aluminum in a protic solvent. The invention also relates to new compounds of the formula III and medicaments containing these compounds.

L'invention concerne un procédé amélioré de production de composés de formule (III), dans laquelle A représente CH=CH ou S, W représente O, X représente S, O ou NR?2¿, le reste R?2¿ étant de l'hydrogène ou alkyle C¿1?-C¿6?, Y représente CH ou N, R représente naphtyle, thiényle ou phényle éventuellement mono ou disubstitué par alkyle C¿1?-C¿3?, CF¿3?, alcoxy C¿1?-C¿3?, F, Cl ou brome, R?1¿ représente hydrogène ou alkyle C¿1?-C¿6? et n est compris entre 1 et 3, par réaction de composés de formule (IV), dans laquelle A, W, X, Y, R, R?1¿ et n ont la signification indiquée ci-dessus, avec de l'aluminium activé dans un solvant protique. L'invention concerne également de nouveaux composés de la formule (III) et des médicaments contenant ces composés.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Improved method for producing thiazolidinediones, and new... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Improved method for producing thiazolidinediones, and new..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Improved method for producing thiazolidinediones, and new... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1874266

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.