Triethylamine → N-[2-chloro-5-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-1,3-dimethyl-1H-pyrazole-5-carboxamide

HRID 1667912

Reaction equation

HRID 1667912 reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]([CH:21]=[CH:22][C:23]=1[Cl:24])[O:5][C:6]1[CH:7]=[CH:8][C:9]2[N:10]([CH:12]=[C:13]([NH:15][C:16]([CH:18]3[CH2:20][CH2:19]3)=[O:17])[N:14]=2)[N:11]=1.[CH3:25][N:26]1[C:30]([C:31](Cl)=[O:32])=[CH:29][C:28]([CH3:34])=[N:27]1.C(N(CC)CC)C>O1CCCC1>[Cl:24][C:23]1[CH:22]=[CH:21][C:4]([O:5][C:6]2[CH:7]=[CH:8][C:9]3[N:10]([CH:12]=[C:13]([NH:15][C:16]([CH:18]4[CH2:20][CH2:19]4)=[O:17])[N:14]=3)[N:11]=2)=[CH:3][C:2]=1[NH:1][C:31]([C:30]1[N:26]([CH3:25])[N:27]=[C:28]([CH3:34])[CH:29]=1)=[O:32]

Participants

5

Reactant 3

HCID 8471TriethylamineHCID 27362992,5-Dimethyl-2H-pyrazole-3-carbonyl chlorideHCID 57505452N-[6-(3-amino-4-chlorophenoxy)imidazo[1,2-b]pyridazin-2-yl]cyclopropanecarboxamide

Product 1

HCID 24737647N-[2-chloro-5-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-1,3-dimethyl-1H-pyrazole-5-carboxamideYield 44.3%

Reagents, catalysts & solvents 1

HCID 8028TetrahydrofuranSolvent

Procedure

Using N-[6-(3-amino-4-chlorophenoxy)imidazo[1,2-b]pyridazin-2-yl]cyclopropanecarboxamide (128 mg, 0.373 mmol), 1,3-dimethyl-1H-pyrazole-5-carbonyl chloride (77.2 mg, 0.485 mmol), triethylamine (113 mg, 1.12 mmol) and tetrahydrofuran (5.0 mL) as starting materials and in the same manner as in Example 96, the title compound (77 mg, 44%) was obtained as a white powder. melting point 255° C.

Sources & evidence

ORD record
ord-1d33cba364364c8d8bf669b1194cdcf6
Source dataset
uspto-grants-2011_10
Patent number
US08044049B2

Linked notes

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