C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 413/12 (2006.01) C07C 275/26 (2006.01) C07D 207/16 (2006.01)
Patent
CA 2520893
The invention relates to a method for the production of compounds of formula (I), wherein R, R1, R2 and R3 have the meaning cited in claim 1, in addition to compounds of formula (IV) wherein R and R1 have the meaning cited in claim 1, and are intermediate products for the production of compounds of formula (I).
L'invention concerne un procédé pour produire des composés de formule (I), dans laquelle R, R<1>, R<2> et R<3> ont la signification indiquée dans la revendication 1, ainsi que des composés de formule (IV) dans laquelle R et R<1> ont la signification indiquée dans la revendication 1, lesdits composés de formule (IV) constituant des produits intermédiaires pour la production des composés de formule (I).
Cezanne Bertram
Dorsch Dieter
Gleitz Johannes
Mederski Werner
Tsaklakidis Christos
Fetherstonhaugh & Co.
Merck Patent Gesellschaft Mit Beschraenkter Haftung
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