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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2100524Generated: October 30, 2026

2,6-Difluoropyridine-3-carboxylic acid → 7-Fluoro-2-[2-(3-fluoro-phenyl)-ethoxymethyl]-3H-pyrido[2,3-d]pyrimidin-4-one

https://huagongshe.com/reaction/2100524

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,6-Difluoropyridine-3-carboxylic acidHCID 10583070—
Reactant2-[2-(3-Fluoro-phenyl)-ethoxy]-acetamidine hydrochlorideHCID 68568001—
Product7-Fluoro-2-[2-(3-fluoro-phenyl)-ethoxymethyl]-3H-pyrido[2,3-d]pyrimidin-4-oneHCID 135899211—

Reaction Steps

The title compound was prepared in analogy to example 85 from 2,6-difluoropyridine-3-carboxylic acid and 2-[2-(3-fluoro-phenyl)-ethoxy]-acetamidine hydrochloride. Light brown solid. MS: m/e=318.1 [M+H+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07572801B2
Source datasetuspto-grants-2009_08
ORD IDord-33b4b48ad2d94bcfa7af202879ef18b1
Source noteuspto-grants-2009_08