1-Hydroxybenzotriazole → N-[3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-3-fluoro-5-(trifluoromethyl)benzamide
Reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]([CH:21]=[CH:22][CH:23]=1)[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.[F:24][C:25]1[CH:26]=[C:27]([CH:31]=[C:32]([C:34]([F:37])([F:36])[F:35])[CH:33]=1)[C:28](O)=[O:29].ON1C2C=CC=CC=2N=N1.Cl.C(N=C=NCCCN(C)C)C>CN(C)C=O>[CH:18]1([C:16]([NH:15][C:13]2[N:14]=[C:9]3[CH:8]=[CH:7][C:6]([O:5][C:4]4[CH:3]=[C:2]([NH:1][C:28](=[O:29])[C:27]5[CH:31]=[C:32]([C:34]([F:35])([F:36])[F:37])[CH:33]=[C:25]([F:24])[CH:26]=5)[CH:23]=[CH:22][CH:21]=4)=[N:11][N:10]3[CH:12]=2)=[O:17])[CH2:20][CH2:19]1Participants
6
Reactant 4
Product 1
Reagents, catalysts & solvents 1
Procedure
Using N-[6-(3-aminophenoxy)imidazo[1,2-b]pyridazin-2-yl]cyclopropanecarboxamide (309 mg, 1.00 mmol), 3-fluoro-5-(trifluoromethyl)benzoic acid (312 mg, 1.50 mmol), 1-hydroxybenzotriazole (203 mg, 1.50 mmol), 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride (288 mg, 1.50 mmol) and N,N-dimethylformamide (5.0 mL) as starting materials and in the same manner as in Example 106, the title compound (437 mg, 88%) was obtained as a white powder.
Sources & evidence
- ORD record
- ord-7b4907bd1cf640bcaa8100e26788234f
- Source dataset
- uspto-grants-2012_09
- Patent number
- US08273741B2
Reaction notes
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