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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1750696Generated: October 31, 2026

Diisopropylethylamine → N-[(1S,2S)-2-{[3-Methyl-5-(trifluoromethyl)pyridin-2-yl]amino}cyclopentyl]-3-(pyrimidin-2-yl)pyridine-2-carboxamide

https://huagongshe.com/reaction/1750696

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant3-(Pyrimidin-2-yl)pyridine-2-carboxylic acidHCID 59363662—
Reactant(1S,2S)-1-N-[3-Methyl-5-(trifluoromethyl)pyridin-2-yl]cyclopentane-1,2-diamine hydrochlorideHCID 118308266—
SolventAcetonitrileHCID 6342—
SolventDichloromethaneHCID 6344—
ProductN-[(1S,2S)-2-{[3-Methyl-5-(trifluoromethyl)pyridin-2-yl]amino}cyclopentyl]-3-(pyrimidin-2-yl)pyridine-2-carboxamideHCID 118308296—

Reaction Steps

To a solution of 3-(pyrimidin-2-yl)pyridine-2-carboxylic acid (CAS number 1228431-21-7; 155 mg, 0.77 mmol), DIPEA (0.27 ml, 1.54 mmol) and (1S,2S)-1-N-[3-methyl-5-(trifluoromethyl)pyridin-2-yl]cyclopentane-1,2-diamine hydrochloride (Intermediate 35; 200 mg, 0.68 mmol) in DCM (3 ml) and acetonitrile (5 ml) was added HATU (293 mg, 0.77 mmol). The reaction was stirred at room temperature for 16 hours and then concentrated in vacuo. The residue was purified by reverse phase column chromatography (C18 silica, 0-100% water (0.1% formic acid)/acetonitrile) and then by reverse phase column chromatography (C18 silica, 5-95% water (0.05% ammonia)/acetonitrile) to afford the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09156829B2
Source datasetuspto-grants-2015_10
ORD IDord-2cc150dd39d6417e8bd41b2c1e9abe6c
Source noteuspto-grants-2015_10