Process for the preparation of substituted 4-hydroxycoumarins

Details Process for the preparation of substituted 4-hydroxycoumarins Process for the preparation of substituted 4-hydroxycoumarins

C - Chemistry, Metallurgy

07

D

C07D 311/56 (2006.01)

Patent

CA 2155127

A process for preparing compounds of general formula (I) wherein R is selected from hydrogen, phenyl, substituted phenyl, alkyl and substituted alkyl groups comprises reacting 4-hydroxycoumarin and a substituted tetralol of general formula (II) wherein R is as defined above, in the presence of an aromatic hydrocarbon and a catalyst.

L'invention se rapporte à un procédé de préparation de composés de la formule générale (I), dans laquelle R est choisi parmi hydrogène, phényle, phényle substitué, alkyle, et des groupes alkyles substitués, ce procédé consistant à faire réagir la 4-hydroxycoumarine avec un tétralol substitué de la formule générale (II), danslaquelle R est tel que défini ci-dessus, en présence d'un hydrocarbure aromatique et d'un catalyseur.

Affiliated with

Also associated with

Rating

Process for the preparation of substituted 4-hydroxycoumarins does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the preparation of substituted 4-hydroxycoumarins, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of substituted 4-hydroxycoumarins will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1477735