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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1668211Generated: October 30, 2026

1-Methylpiperazine → N-{3-[(2-{[(4-methylpiperazin-1-yl)acetyl]amino}imidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(trifluoromethyl)benzamide

https://huagongshe.com/reaction/1668211

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-MethylpiperazineHCID 53167—
ReactantN-[3-({2-[(chloroacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-3-(trifluoromethyl)benzamideHCID 57505744—
SolventAcetonitrileHCID 6342—
ProductN-{3-[(2-{[(4-methylpiperazin-1-yl)acetyl]amino}imidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(trifluoromethyl)benzamideHCID 5750574650%

Reaction Steps

Using N-[3-({2-[(chloroacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-3-(trifluoromethyl)benzamide (120 mg, 0.244 mmol), 1-methylpiperazine (1 mL) and acetonitrile (2 mL) as starting materials and in the same manner as in Example 398, the title compound (67 mg, 50%) was obtained as a white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08044049B2
Source datasetuspto-grants-2011_10
ORD IDord-1eb91013f20c4e04b494ef776c842790
Source noteuspto-grants-2011_10