Tetrahydrofuran → HCID 57749368, compound

HRID 1874439Notes

Reaction equation

HRID 1874439 reaction equation
[CH2:1]([N:3]1[C:7]([C:8]([OH:10])=O)=[CH:6][C:5]([CH3:11])=[N:4]1)[CH3:2].O1CCCC1.C(Cl)(=O)C(Cl)=O.[NH2:23][C:24]1[CH:25]=[C:26]([CH:43]=[CH:44][CH:45]=1)[O:27][C:28]1[CH:29]=[CH:30][C:31]2[N:32]([N:34]=[C:35]([NH:37][C:38]([CH:40]3[CH2:42][CH2:41]3)=[O:39])[N:36]=2)[CH:33]=1>CN(C)C=O.CN(C)C(=O)C>[CH:40]1([C:38]([NH:37][C:35]2[N:36]=[C:31]3[CH:30]=[CH:29][C:28]([O:27][C:26]4[CH:25]=[C:24]([NH:23][C:8]([C:7]5[N:3]([CH2:1][CH3:2])[N:4]=[C:5]([CH3:11])[CH:6]=5)=[O:10])[CH:45]=[CH:44][CH:43]=4)=[CH:33][N:32]3[N:34]=2)=[O:39])[CH2:41][CH2:42]1

Participants

7

Reactant 4

HCID 8028TetrahydrofuranHCID 65578Oxalyl chlorideHCID 27437941-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acidHCID 57749117N-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide

Product 1

HCID 57749368HCID 57749368, compoundYield 84.1%

Reagents, catalysts & solvents 2

HCID 6228DimethylformamideCatalystHCID 31374DimethylacetamideSolvent

Procedure

In the same manner as in Example 18-4 and using 1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid (180 mg, 1.17 mmol), tetrahydrofuran (7 mL), oxalyl chloride (152 μL, 1.74 mmol), N-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide (200 mg, 0.646 mmol), N,N-dimethylformamide (1 drop) and N,N-dimethylacetamide (3 mL) as starting materials, the title compound (242 mg, 84%) was obtained as a white solid.

Sources & evidence

ORD record
ord-17405031d9a54c8bb5939a3b39be39c8
Source dataset
uspto-grants-2012_11
Patent number
US08304557B2

Reaction notes

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