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    • 97. 发明专利
    • ES2208206T3
    • 2004-06-16
    • ES00125665
    • 2000-11-23
    • HOFFMANN LA ROCHE
    • HILPERT HANSHOFFMANN-EMERY FABIENNERIMMLER GOESTAROGERS-EVANS MARKSTAHR HELMUT WERNERWALDMEIER PIUS
    • A61K31/496A61K31/5377A61P1/08A61P25/18A61P25/22A61P25/24C07D213/75C07D213/76C07D213/82A61K31/44A61K31/455
    • The present invention relates to a process for the preparation of compounds of the general formula wherein the definitions of substituents are described in claim 1, which process comprises 1a) reacting a compound of formula wherein A denotes R or R , and R is halogen, R and R have the significances given in claim 1 and R has the same meaning as R , wherein R and R may he independent from each other, with a compound of formula R Mghal wherein R' is described in claim 1, to a mixture of compounds of formulae wherein the substituents are described in claim 1, or 1a') reacting a compound of formula IV-1, wherein A is R, with a compound of formula V and with a compound of formula HR wherein R is described in claim 1, in one reaction step to a compound of formula wherein R , R , R and R have the significances given in claim 1, and 1b) oxidizing a compound of formulae X-1, XI-1 or VI, which is obtained in step 1a) or 1a') with an oxidizing agent to a compound of formula or wherein R, R , R , R and R have the significances given in claim 1, and, 1b') if desired, reacting a compound of formula XII with a compound of formula VII to a compound of formula VIII, and 1c) reacting a compound of formula VIII with a compound of formula wherein R , R and R are described in claim 1 and R is halogen, to give a compound of formula wherein X is -CON(R )-, or 2 d) transforming a compound of formula VIII to a compound of formula wherein R and R have the significances given in claim 1, and 2 e) reacting a compound of formula XIII to a compound of formulas or wherein the definition of the substituents is given in claim 1, and 2f) transforming the compounds of formulae XIV and XV to a compound of formula wherein R is methyl and 2 g) reacting a compound of formula XVI with a compound of formula to give a compound of formula wherein X is -N(R )C(O)- and the other substituents are described in claim 1.