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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1668004Generated: October 26, 2026

Potassium Carbonate → N-[5-({2-[(cyclopropylacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)-2-fluorophenyl]-1,3-dimethyl-1H-pyrazole-5-carboxamide

https://huagongshe.com/reaction/1668004

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant2-cyclopropyl-N-(6-iodoimidazo[1,2-b]pyridazin-2-yl)acetamideHCID 57441030—
ReactantN-(2-fluoro-5-hydroxyphenyl)-1,3-dimethyl-1H-pyrazole-5-carboxamideHCID 57505434—
SolventDimethylformamideHCID 6228—
ProductN-[5-({2-[(cyclopropylacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)-2-fluorophenyl]-1,3-dimethyl-1H-pyrazole-5-carboxamideHCID 5750555323%

Reaction Steps

Using 2-cyclopropyl-N-(6-iodoimidazo[1,2-b]pyridazin-2-yl)acetamide (171 mg, 0.5 mmol), N-(2-fluoro-5-hydroxyphenyl)-1,3-dimethyl-1H-pyrazole-5-carboxamide (150 mg, 0.6 mmol), potassium carbonate (104 mg, 0.75 mmol) and N,N-dimethylformamide (4 mL), and by a reaction in the same manner as in Example 191, the title compound (53 mg, 23%) was obtained as pale-pink crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08044049B2
Source datasetuspto-grants-2011_10
ORD IDord-073ba1515d224c7d9171dd747dae8cdb
Source noteuspto-grants-2011_10