Chloroacetyl chloride → N-[3-({2-[(chloroacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-3-(1-cyanocyclopropyl)benzamide

HRID 1664028Notes

Reaction equation

HRID 1664028 reaction equation
[NH2:1][C:2]1[N:3]=[C:4]2[CH:9]=[CH:8][C:7]([O:10][C:11]3[CH:12]=[C:13]([NH:17][C:18](=[O:30])[C:19]4[CH:24]=[CH:23][CH:22]=[C:21]([C:25]5([C:28]#[N:29])[CH2:27][CH2:26]5)[CH:20]=4)[CH:14]=[CH:15][CH:16]=3)=[N:6][N:5]2[CH:31]=1.C(N(CC)CC)C.[Cl:39][CH2:40][C:41](Cl)=[O:42]>O1CCCC1>[Cl:39][CH2:40][C:41]([NH:1][C:2]1[N:3]=[C:4]2[CH:9]=[CH:8][C:7]([O:10][C:11]3[CH:12]=[C:13]([NH:17][C:18](=[O:30])[C:19]4[CH:24]=[CH:23][CH:22]=[C:21]([C:25]5([C:28]#[N:29])[CH2:27][CH2:26]5)[CH:20]=4)[CH:14]=[CH:15][CH:16]=3)=[N:6][N:5]2[CH:31]=1)=[O:42]

Participants

5

Reactant 3

HCID 6577Chloroacetyl chlorideHCID 8471TriethylamineHCID 57505749N-{3-[(2-aminoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide

Product 1

HCID 57505753N-[3-({2-[(chloroacetyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-3-(1-cyanocyclopropyl)benzamideYield 89.5%

Reagents, catalysts & solvents 1

HCID 8028TetrahydrofuranSolvent

Procedure

Using N-{3-[(2-aminoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide (600 mg, 1.46 mmol), triethylamine (305 μL, 2.19 mmol), chloroacetyl chloride (202 μL, 1.75 mmol) and tetrahydrofuran (10 mL) as starting materials and in the same manner as in Example 385, the title compound (636 mg, 89%) was obtained as a gray powder.

Sources & evidence

ORD record
ord-c7dee62058814e65887cc9ad2908a5b8
Source dataset
uspto-grants-2011_10
Patent number
US08034812B2

Reaction notes

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