Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1943463Generated: October 26, 2026

6-chloro-N-(3-fluoropyridin-4-yl)-8-(isoxazol-3-ylamino)imidazo[1,2-b]pyridazine-3-carboxamide → HCID 178522303, compound

https://huagongshe.com/reaction/1943463

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-chloro-N-(3-fluoropyridin-4-yl)-8-(isoxazol-3-ylamino)imidazo[1,2-b]pyridazine-3-carboxamideHCID 59624780—
ReactantHCID 178511715HCID 178511715—
SolventN-methyl-2-pyrrolidoneHCID 13387—
ProductHCID 178522303HCID 17852230361.4%

Reaction Conditions

Temperature110 °C

Reaction Steps

A mixture of 6-chloro-N-(3-fluoropyridin-4-yl)-8-(isoxazol-3-ylamino)imidazo[1,2-b]pyridazine-3-carboxamide (20 mg, 0.054 mmol) and (trans)-4-aminocyclohexanol (61.6 mg, 0.535 mmol) in NMP (0.4 mL) was heated at 110° C. overnight. The reaction mixture was cooled to room temperature, and purified by reversed-phase preparative HPLC. The desired fractions were concentrated and dried to give 15 mg the title compound as a beige solid. HPLC Rt=2.615 min (Chromolith SpeedROD 4.6×50 mm, 10-90% aqueous methanol containing 0.1% TFA, 4 min gradient, monitored at 220 nm), [M+1]=453.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08389527B2
Source datasetuspto-grants-2013_03
ORD IDord-be5a1e2d52d744679539ac168f213b6b
Source noteuspto-grants-2013_03