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Potassium Carbonate → Nitrogen

HRID 1925106
Notes
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Reaction equation

HRID 1925106 reaction equation
Cl[C:2]1[CH:3]=[CH:4][C:5]2[N:6]([CH:8]=[C:9]([NH:11][C:12]([CH:14]3[CH2:16][CH2:15]3)=[O:13])[N:10]=2)[N:7]=1.[N:17]1[N:18]=[C:19]([SH:26])[N:20]2[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=12.C([O-])([O-])=O.[K+].[K+]>CC(N(C)C)=O>[N:6]#[N:7].[N:17]1[N:18]=[C:19]([S:26][C:2]2[CH:3]=[CH:4][C:5]3[N:6]([CH:8]=[C:9]([NH:11][C:12]([CH:14]4[CH2:16][CH2:15]4)=[O:13])[N:10]=3)[N:7]=2)[N:20]2[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=12
ParticipantsProcedureSources & evidenceReaction notes

Participants

6

Reactant 3

HCID 11430Potassium CarbonateHCID 59232980N-(6-chloroimidazo[1,2-b]pyridazin-2-yl)cyclopropanecarboxamideHCID 178527925HCID 178527925, compound

Product 2

HCID 947NitrogenHCID 46174983N-(6-([1,2,4]triazolo[4,3-a]pyridin-3-ylthio)imidazo[1,2-b]pyridazin-2-yl)cyclopropanecarboxamide

Reagents, catalysts & solvents 1

HCID 31374
Dimethylacetamide
Solvent

Procedure

6-Chloropyridazin-3-amine, N-(2-bromoacetyl)cyclopropanecarboxamide, and potassium hydrogenphosphate were mixed in DMA at 75° C. to provide N-(6-chloroimidazo[1,2-b]pyridazin-2-yl)cyclopropanecarboxamide. N-(6-chloroimidazo[1,2-b]pyridazin-2-yl)cyclopropanecarboxamide was reacted with [1,2,4]triazolo[4,3-a]pyridine-3-thiol and K2CO3 in DMA at 145° C. and 100 psi N2 to provide N-(6-([1,2,4]triazolo[4,3-a]pyridin-3-ylthio)imidazo[1,2-b]pyridazin-2-yl)cyclo-propanecarboxamide.

Sources & evidence

ORD record
ord-2cfe2332cfb54f78980b565aaaa8df1d
Source dataset
uspto-grants-2012_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08178534B2

Reaction notes

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On this pageParticipantsProcedureSources & evidenceReaction notes