Parecer de pré-exame
#6.23
03/21/2023
RPI 2724
Application data
Number
112020018562Type
Filing
Publication
PCT
EP2019055815 The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.
Latest action published by the INPI: 03/21/2023. We update with every new RPI gazette, published weekly.
Applicants
B. A. (pessoa física)
DE
B. A. (pessoa física)
DE
Inventors
D. G. (pessoa física)
DE
J. E. (pessoa física)
DE
M. S. (pessoa física)
DE
IPC Classification
Priority claims
EP
18161983.4 · 03/15/2018
Abstract
PROCESSO PREPARATIVOA presente invenção se refere a um processo para preparar 4-{[(2S)-2-{4-[5-cloro-2-(4-cloro-1H-1,2,3-triazol-1-il)fenil]-5-metoxi-2-oxopiridin-1(2H)-il}butanoil]amino}-2-fluorobenzamida (I) ou 4-({(2S)-2-[4-{5-cloro-2-[4-(trifluorometil)-1H-1,2,3-triazol-1-il]fenil}-5-metoxi-2-oxopiridin-1(2H)-il]butanoil}amino)-2-fluorobenzamida (II) a partir de 2,5-dimetoxipiridina (III), 1-(2-bromo-4-clorofenil)-4-cloro-1H-1,2,3-triazol (X-Cl) ou 1-(2-bromo-4-clorofenil)-4-(trifluorometil)-1H-1,2,3-triazol (X-CF3), 4-amino-2-fluorbenzamida (XIII) e ácido (2R)-2-aminobutanoico (XVII).
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