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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 223046Generated: October 30, 2026

Triethylamine → HCID 59212727, compound

https://huagongshe.com/reaction/223046

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant4-FluoroanilineHCID 9731—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant3-[2-{[3-(Diethylamino)propyl]amino)-8-(2,6-difluorophenyl)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylbenzoic acidHCID 57434562—
SolventDimethylformamideHCID 6228—
ProductHCID 59212727HCID 5921272727.1%

Reaction Steps

To the compound 3-[2-{[3-(diethylamino)propyl]amino}-8-(2,6-difluorophenyl)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-4-yl]-4-methylbenzoic acid (31.3 mg, 0.06 mmol) in DMF (0.5 mL) were added HBTU (27.3 mg, 0.072 mmol), triethylamine (16.9 uL, 0.12 mmol) and 4-fluoroaniline (8.64 uL, 0.08 mmol). The mixture was stirred at rt overnight. Separation by HPLC with TFA, followed by neutralization with SPE amine cartridge afforded the title compound (10 mg, 27%). LC-MS m/z 615 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08207176B2
Source datasetuspto-grants-2012_06
ORD IDord-57ffca0bbb7843ad82309f474ab17535
Source noteuspto-grants-2012_06