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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 58050Generated: October 30, 2026

Triethylamine → HCID 89782916, compound

https://huagongshe.com/reaction/58050

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant1-MethylpiperazineHCID 53167—
Reactant5-Bromo-1,2-dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acidHCID 89781767—
SolventDimethylformamideHCID 6228—
ProductHCID 89782916HCID 89782916—

Reaction Steps

A mixture of 5-bromo-1,2-dimethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid (70 mg, 0.284 mmol), 1-methylpiperazine (28.5 mg, 0.284 mmol), Et3N (0.1 mL) and 2-(1H-benzo[d][1,2,3]triazol-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate(V) (108 mg, 0.284 mmol) in DMF (3 mL) was stirred at room temperature for 2 hours. The reaction mixture was subsequently purified via preparative HPLC, eluting with a gradient of 20-70% ACN in H2O (containing 10 mM NH4HCO3) to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434743B2
Source datasetuspto-grants-2016_09
ORD IDord-bee313cd09ff46b5a63b767a5a819676
Source noteuspto-grants-2016_09