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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1750697Generated: October 30, 2026

2-(Pyrimidin-2-yl)benzoic acid → N-[(1S,2S)-2-{[3-Fluoro-5-(trifluoromethyl)pyridin-2-yl]amino}cyclopentyl]-2-(pyrimidin-2-yl)benzamide

https://huagongshe.com/reaction/1750697

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(Pyrimidin-2-yl)benzoic acidHCID 19802118—
Reactant2-(5-Ethoxypyrimidin-2-yl)-N-[(1S,2S)-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]benzamideHCID 118308167—
Reactant(1S,2S)-1-N-[3-Fluoro-5-(trifluoromethyl)pyridin-2-yl]cyclopentane-1,2-diamine hydrochlorideHCID 118308208—
ProductN-[(1S,2S)-2-{[3-Fluoro-5-(trifluoromethyl)pyridin-2-yl]amino}cyclopentyl]-2-(pyrimidin-2-yl)benzamideHCID 118308255—

Reaction Steps

Prepared according to the procedure for 2-(5-Ethoxypyrimidin-2-yl)-N-[(1S,2S)-2-{[5-(trifluoromethyl)pyrazin-2-yl]amino}cyclopentyl]benzamide (Example 135) from (1S,2S)-1-N-[3-fluoro-5-(trifluoromethyl)pyridin-2-yl]cyclopentane-1,2-diamine hydrochloride (Intermediate 34: 263 mg, 1.00 mmol) and 2-(pyrimidin-2-yl)benzoic acid (CAS number 400892-62-8; 200 mg, 1.00 mmol) except after the reaction was complete it was concentrated in vacuo and the residue was purified by column chromatography (silica, 0-50% ethyl acetate/petrol) and then was purified by reverse phase column chromatography (C18 silica, 0-100% water (0.05% ammonia)/methanol) and triturated with DCM/petrol. The product was further purified by reverse phase column chromatography (C18 silica, 0-100% water (0.1% ammonia)/acetonitrile to afford the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09156829B2
Source datasetuspto-grants-2015_10
ORD IDord-990e16f4090e47768c4e54f2317c6dd4
Source noteuspto-grants-2015_10