Method of preparing chiral cyclic .beta.-aminocarboxamides

Details Method of preparing chiral cyclic .beta.-aminocarboxamides Method of preparing chiral cyclic .beta.-aminocarboxamides

C - Chemistry, Metallurgy

07

C

C07C 231/12 (2006.01) C07C 231/18 (2006.01) C07C 237/24 (2006.01)

Patent

CA 2652397

The present invention encompasses a process for preparing compounds of formula (1), wherein a compound of general formula (2) is reacted in the presence of a catalyst and a solvent under hydrogen pressure to form a compound of general formula (1) and wherein A and R1 - R4 are defined as in claim 1.

La présente invention concerne un procédé de préparation de composés répondant à la formule (1), dans lequel un composé répondant à la formule générale (2) est mis à réagir en présence d'un catalyseur et d'un solvant sous une pression d'hydrogène de façon à former un composé répondant à la formule générale (1) et où A et les groupes R<SUP>1</SUP> à R<SUP>4</SUP> sont tels que définis selon la revendication 1.

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