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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 633038Generated: October 26, 2026

3-Aminopyridine → N1-(4-chloro-3-(pyridin-2-yl)phenyl)-N4-(pyridin-3-yl)terephthalamide

https://huagongshe.com/reaction/633038

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-AminopyridineHCID 10009—
Reactant4-(4-Chloro-3-(pyridin-2-yl)phenylcarbamoyl)benzoic acidHCID 66877887—
ProductN1-(4-chloro-3-(pyridin-2-yl)phenyl)-N4-(pyridin-3-yl)terephthalamideHCID 58614671—

Reaction Steps

320 mg of 4-chloro-3-(pyridin-2-yl)aniline was coupled to 400 mg of 4-(methoxycarbonyl)benzoic acid via Procedure G to give methyl 4-(4-chloro-3-(pyridin-2-yl)phenylcarbamoyl)benzoate. 4-(4-chloro-3-(pyridin-2-yl)phenylcarbamoyl)benzoate was then hydrolyzed via Procedure M to give 550 mg of 4-(4-chloro-3-(pyridin-2-yl)phenylcarbamoyl)benzoic acid. 50 mg of 4-(4-chloro-3-(pyridin-2-yl)phenylcarbamoyl)benzoic acid was coupled to 3-aminopyridine via Procedure G. The organic layer was evaporated to dryness and purified on reverse phase HPLC to yield N1-(4-chloro-3-(pyridin-2-yl)phenyl)-N4-(pyridin-3-yl)terephthalamide. MS (Q1) 429 (M)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09321761B2
Source datasetuspto-grants-2016_04
ORD IDord-55157bf86d0242cb8d890f1d0457c021
Source noteuspto-grants-2016_04