Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Roberto Rossi0
Graziano Castaldi0
Lino Colombo0
Pietro Allegrini0
Date of Patent
October 10, 2006
0Patent Application Number
110925530
Date Filed
March 29, 2005
0Patent Primary Examiner
Patent abstract
A process for the preparation of 6-methyl-4-(R)-phenyl-chroman-2-one and 6-methyl-4-(S)-phenyl-chroman-2-one, intermediates for the synthesis of tolterodine and its (S) enantiomer, by reaction of 6-methyl-coumarin with phenylboronic acids, esters and derivatives thereof, in the presence of chiral catalysts.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
