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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 222951Generated: October 25, 2026

6-Chloronicotinoyl Chloride → 6-chloro-N-{3-[8-(2,6-difluorophenyl)-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylphenyl}-3-pyridinecarboxamide

https://huagongshe.com/reaction/222951

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-Chloronicotinoyl ChlorideHCID 2782165—
Reactant4-(5-amino-2-methylphenyl)-8-(2,6-difluorophenyl)-2-(methylthio)pyrido[2,3-d]pyrimidin-7(8H)-oneHCID 59212679—
Product6-chloro-N-{3-[8-(2,6-difluorophenyl)-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylphenyl}-3-pyridinecarboxamideHCID 11947859—

Reaction Steps

The title compound was prepared as described in Example 7b from 4-(5-amino-2-methylphenyl)-8-(2,6-difluorophenyl)-2-(methylthio)pyrido[2,3-d]pyrimidin-7(8H)-one and 6-chloro-3-pyridinecarbonyl chloride: LC-MS m/z 550 (M+H)+, 2.63 min (ret time).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08207176B2
Source datasetuspto-grants-2012_06
ORD IDord-56cc614df8ca4f4eb1e27ccc5386a086
Source noteuspto-grants-2012_06