C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 307/83 (2006.01) C07C 49/603 (2006.01)
Patent
CA 2334341
Process for the preparation of compounds of formula (I), wherein the general symbols are as defined in claim 1, which process comprises reacting a compound of formula (V), wherein the general symbols are as defined in claim 1, with carbon monoxide in the presence of a catalyst.
L'invention concerne un procédé de préparation de composés de la formule (I), dans laquelle les symboles généraux possèdent les notations données dans la revendication 1. Ce procédé consiste à faire réagir un composé de la formule (V), dans laquelle les symboles généraux possèdent les notations données dans la revendication 1, avec du monoxyde de carbone, en présence d'un catalyseur.
Evans Samuel
Nesvadba Peter
Tinkl Michael
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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