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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 222964Generated: October 25, 2026

Phenethylamine → 3-(8-(2,6-difluorophenyl)-2-{[2-(methylamino)ethyl]amino}-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl)-4-methyl-N-(2-phenylethyl)benzamide

https://huagongshe.com/reaction/222964

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhenethylamineHCID 1001—
ReactantN-MethylethylenediamineHCID 8014—
Reactant3-[8-(2,6-Difluorophenyl)-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylbenzoic acidHCID 57530530—
Product3-(8-(2,6-difluorophenyl)-2-{[2-(methylamino)ethyl]amino}-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl)-4-methyl-N-(2-phenylethyl)benzamideHCID 11947977—

Reaction Steps

The title compound is prepared from 3-[8-(2,6-difluorophenyl)-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylbenzoic acid by following the procedures in Example 19 using 2-phenylethanamine for the amide formation and (2-aminoethyl)methylamine for the displacement reaction: LC-MS m/z 569 (M+H)+, 1.69 min (ret time).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08207176B2
Source datasetuspto-grants-2012_06
ORD IDord-04e56646b95a40508815d11141949107
Source noteuspto-grants-2012_06