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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1425772Generated: November 1, 2026

Dimethylamine → 2-(2-(4-((dimethylamino)methyl)-2-methylphenyl)-2-oxoethyl)-5-((5-methoxypyridin-2-yl)methoxy)pyridazin-3(2H)-one

https://huagongshe.com/reaction/1425772

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylamineHCID 674—
Reactant2-[2-(4-Bromomethyl-2-methyl-phenyl)-2-oxo-ethyl]-5-(5-methoxy-pyridin-2-ylmethoxy)-2H-pyridazin-3-oneHCID 86695556—
SolventDimethylacetamideHCID 31374—
Product2-(2-(4-((dimethylamino)methyl)-2-methylphenyl)-2-oxoethyl)-5-((5-methoxypyridin-2-yl)methoxy)pyridazin-3(2H)-oneHCID 71714121—

Reaction Conditions

Temperature40 °C

Reaction Steps

To a solution of 2-[2-(4-Bromomethyl-2-methyl-phenyl)-2-oxo-ethyl]-5-(5-methoxy-pyridin-2-ylmethoxy)-2H-pyridazin-3-one (preparation 9d, 120 mg, 0.26 mmol) in N,N-dimethylacetamide (2 mL) is added dimethylamine (0.76 mmol, 2 M solution in THF). The reaction mixture is stirred for 4 h at 40° C. The mixture is purified via reverse phase HPLC chromatography (Waters XBridge 5 μm, gradient 5%→90% acetonitrile in water+0.3% NH4OH, 120 mL/min).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08933079B2
Source datasetuspto-grants-2015_01
ORD IDord-c2bd9a3a4c0b4f09b844483782243cd9
Source noteuspto-grants-2015_01