439239-92-6Relevant academic research and scientific papers
PROCESS FOR PREPARATION OF LASMIDITAN
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Paragraph 0094, (2021/08/06)
The present invention relates to a process for the preparation of lasmiditan, a compound of formula I, or pharmaceutically acceptable salts thereof, the process comprising reacting a compound of formula IV with morpholine to obtain a compound of formula II, reacting the of formula III with a compound of formula IIA to obtain lasmiditan or salt thereof.
2,2-DIMETHYL-N-[6-(1-METHYL-PIPERIDIN-4-CARBONYL)-PYRIDIN-2-YL]-PROPIONAMIDE, METHOD FOR PREPARING (6-AMINO-PYRIDIN-2-YL)-(1-METHYL-PIPERIDIN-4-YL)-METHANONE USING SAID COMPOUND, AND USE OF SAID COMPOUND IN THE PREPARATION OF LASMIDITAN
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, (2021/01/23)
The present invention relates to a new intermediate, (2,2-dimethyl-N-[6-(1-methyl-piperidin-4-carbonyl)-pyridin-2-yl]-propanamide) useful in the synthesis of lasmiditan, to a method for obtaining same, to the use of said intermediate for preparing lasmiditan, to a method for preparing lasmiditan making use of said intermediate, and to a method for preparing an intermediate ((6-amino-pyridin-2-yl)-(1-methyl-piperidin-4-yl)-methanone) from (2,2-dimethyl-N-[6-(1-methyl-piperidin-4-carbonyl)-pyridin-2-yl]-propanamide).
PROCESSES AND INTERMEDIATE FOR THE LARGE-SCALE PREPARATION OF 2,4,6-TRIFLUORO-N-[6-(1-METHYL-PIPERIDINE-4-CARBONYL)-PYRIDIN-2-YL]-BENZAMIDE HEMISUCCINATE, AND PREPARATION OF 2,4,6-TRIFLUORO-N-[6-(1-METHYL-PIPERIDINE-4-CARBONYL)-PYRIDIN-2-YL]-BENZAMIDE ACE
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Page/Page column 37-40, (2021/01/29)
The embodiments of present invention provide processes and an intermediate for the large-scale preparation of 2,4,6-trifluoro-N-[6-(1-methylpiperidine-4-carbonyl)-2-pyridyl]benzamide hemisuccinate, and formulations and product forms made by these processe
PROCESS FOR PREPARATION OF LASMIDITAN
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Paragraph 0187-0190, (2020/06/01)
The present invention relates to a process for the preparation of lasmiditan, a compound of formula I, or pharmaceutically acceptable salts thereof, the process comprising reacting a compound of formula IX with N-methoxymethylamine or salt thereof to obtain a compound of formula VII; reacting the compound of formula VII with a compound of formula XIV to obtain lasmiditan or salts thereof.
COMPOSITIONS AND METHODS OF SYNTHESIS OF PYRIDINOYLPIPERIDINE 5-HT1F AGONISTS
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Page/Page column 27-29, (2011/10/13)
The present invention provides a novel polymorph of the hemisuccinate salt of 2,4,6-trifluoro-N-[6-(1-methyl-piperidine-4-carbonyl)-pyridin-2-yl]-benzamide (Form A) characterized by a unique X-ray diffraction pattern and Differential Scanning Calorimetry
PYRIDINOYLPIPERIDINES AS 5-HT1F AGONISTS
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Page/Page column 50, (2008/06/13)
The present invention relates to compounds of formula I:or pharmaceutically acceptable acid addition salts thereof, where;R1 is C1-C6 alkyl, substituted C1-C6 alkyl, C3-C7 cycloalkyl, substituted C3-C7 cycloalkyl, C3-C7 cycloalkyl-C1-C3 alkyl, substituted C3-C7 cycloalkyl-C1-C3 alkyl, phenyl, substituted phenyl, heterocycle, or substituted heterocycle;R2 is hydrogen, C1-C3 alkyl, C3-C6 cycloalkyl-C1-C3 alkyl, or a group of formula II II;R3 is hydrogen or C1-C3 alkyl; R4 is hydrogen, halo, or C1-C3 alkyl;R5 is hydrogen or C1-C3 alkyl; R6 is hydrogen or C1-C6 alkyl; and n is an integer from 1 to 6 inclusively. The compounds of the present invention are useful for activating 5-HT1F receptors, inhibiting neuronal protein extravasation, and for the treatment or prevention of migraine in a mammal. The present invention also relates to a process for the synthesis of intermediates in the synthesis of compounds of Formula I.
