Tetrahydrofuran → HCID 57505771, compound

HRID 1668239Notes

Reaction equation

HRID 1668239 reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]([S:8][C:9]2[CH:10]=[CH:11][C:12]3[N:13]([CH:15]=[C:16]([NH:18][C:19]([CH:21]4[CH2:23][CH2:22]4)=[O:20])[N:17]=3)[N:14]=2)[CH:5]=[CH:6][CH:7]=1.[C:24]([C:26]([C:29]1[CH:30]=[C:31]([CH:35]=[CH:36][CH:37]=1)[C:32](O)=[O:33])([CH3:28])[CH3:27])#[N:25].C(Cl)(=O)C(Cl)=O.O1CCCC1>CN(C)C=O.CN(C)C(=O)C>[C:24]([C:26]([C:29]1[CH:30]=[C:31]([CH:35]=[CH:36][CH:37]=1)[C:32]([NH:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([S:8][C:9]2[CH:10]=[CH:11][C:12]3[N:13]([CH:15]=[C:16]([NH:18][C:19]([CH:21]4[CH2:22][CH2:23]4)=[O:20])[N:17]=3)[N:14]=2)[CH:3]=1)=[O:33])([CH3:28])[CH3:27])#[N:25]

Participants

7

Reactant 4

HCID 8028TetrahydrofuranHCID 65578Oxalyl chlorideHCID 571495383-(2-Cyanopropan-2-yl)benzoic acidHCID 57505470N-{6-[(3-aminophenyl)sulfanyl]imidazo[1,2-b]pyridazin-2-yl}cyclopropanecarboxamide

Product 1

HCID 57505771HCID 57505771, compoundYield 51%

Reagents, catalysts & solvents 2

HCID 6228DimethylformamideCatalystHCID 31374DimethylacetamideSolvent

Procedure

Using N-{6-[(3-aminophenyl)sulfanyl]imidazo[1,2-b]pyridazin-2-yl}cyclopropanecarboxamide (140 mg, 0.430 mmol), 3-(1-cyano-1-methylethyl)benzoic acid (97 mg, 0.516 mmol), oxalyl chloride (75 μL, 0.860 mmol), N,N-dimethylformamide (1 drop), tetrahydrofuran (3 mL) and N,N-dimethylacetamide (3 mL) as starting materials and in the same manner as in Example 412, the title compound (108 mg, 51%) was obtained as a white powder.

Sources & evidence

ORD record
ord-571040cc50e3481ca496833a04b03c01
Source dataset
uspto-grants-2011_10
Patent number
US08044049B2

Reaction notes

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