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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1663989Generated: October 29, 2026

4-Tert-Butylaniline → N-(4-tert-butylphenyl)-3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)benzamide

https://huagongshe.com/reaction/1663989

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Tert-ButylanilineHCID 69861—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactant3-({2-[(Cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)benzoic acidHCID 57505481—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
SolventPyridineHCID 1049—
ProductN-(4-tert-butylphenyl)-3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)benzamideHCID 5750572050%

Reaction Steps

Using 3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)benzoic acid (100 mg, 0.30 mmol), 4-tert-butylaniline (57 mg, 0.36 mmol), N-[3-(dimethylamino)propyl]-N′-ethylcarbodiimide hydrochloride (68 mg, 0.36 mmol), 4-(dimethylamino)pyridine (43 mg, 0.36 mmol) and pyridine (5.0 mL) as starting materials and in the same manner as in Example 318, the title compound (70 mg, 50%) was obtained as a white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08034812B2
Source datasetuspto-grants-2011_10
ORD IDord-f74932828f31448b80227a4f272e8a02
Source noteuspto-grants-2011_10