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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1750656Generated: October 26, 2026

Triethylamine → 3-Cyclopropyl-N-[(1S,2S)-2-methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]pyridine-2-carboxamide

https://huagongshe.com/reaction/1750656

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant3-Cyclopropylpicolinic acidHCID 68685145—
Reactant(1S,2S)-1-Methyl-1-N-[5-(trifluoromethyl)pyrazin-2-yl]cyclopentane-1,2-diamineHCID 118308048—
ReactantN-[(1S,2S)-2-Methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]-3-(2H-1,2,3-triazol-2-yl)pyridine-2-carboxamideHCID 118308152—
Product3-Cyclopropyl-N-[(1S,2S)-2-methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]pyridine-2-carboxamideHCID 118308151—

Reaction Steps

Prepared according to the procedure for N-[(1S,2S)-2-methyl-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]-3-(2H-1,2,3-triazol-2-yl)pyridine-2-carboxamide (Example 77) from (1S,2S)-1-methyl-1-N-[5-(trifluoromethyl)pyrazin-2-yl]cyclopentane-1,2-diamine (Intermediate 25; 48 mg, 0.15 mmol), 3-cyclopropylpyridine-2-carboxylic acid (Intermediate 16; 33 mg, 0.20 mmol) and triethylamine (0.077 ml, 0.55 mmol) except this was purified by column chromatography (silica, 0-50% ethyl acetate/petrol) followed by column chromatography (silica, 0-2.5% methanol/DCM) to afford the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09156829B2
Source datasetuspto-grants-2015_10
ORD IDord-0530d410de1746dda514ffc54d8a51da
Source noteuspto-grants-2015_10