Patent ID: 9522885
Filing Date: 2016-12-20
CPC Classification: C07D

Claim Text:
1. A method for the preparation of a compound of formula (I); the method comprises a step (StepS1); step (StepS1) comprises a reaction (ReacS1); reaction (ReacS1) is a reaction of a compound of formula (II) with a compound of formula (III) and a compound of formula (IV); the compound of formula (II) is selected from the group consisting of a compound of formula (II-1), a compound of formula (II-2), a compound of formula (IIa), and mixtures thereof; R1 is selected from the group consisting of C Y is selected from the group consisting of C R4 and R5 are identical or different and independently from each other C R10 is selected from the group consisting of C R20 is selected from the group consisting of C