Oxalyl chloride → HCID 57749139, compound

HRID 1874402Notes

Reaction equation

HRID 1874402 reaction equation
[CH3:1][N:2]1[C:6]([C:7]([OH:9])=O)=[CH:5][CH:4]=[N:3]1.C(Cl)(=O)C(Cl)=O.[NH2:16][C:17]1[CH:18]=[C:19]([CH:36]=[CH:37][CH:38]=1)[O:20][C:21]1[CH:22]=[CH:23][C:24]2[N:25]([CH:27]=[C:28]([NH:30][C:31]([CH:33]3[CH2:35][CH2:34]3)=[O:32])[N:29]=2)[CH:26]=1>CN(C)C=O.O1CCCC1>[CH:33]1([C:31]([NH:30][C:28]2[N:29]=[C:24]3[CH:23]=[CH:22][C:21]([O:20][C:19]4[CH:18]=[C:17]([NH:16][C:7]([C:6]5[N:2]([CH3:1])[N:3]=[CH:4][CH:5]=5)=[O:9])[CH:38]=[CH:37][CH:36]=4)=[CH:26][N:25]3[CH:27]=2)=[O:32])[CH2:34][CH2:35]1

Participants

6

Reactant 3

HCID 65578Oxalyl chlorideHCID 6431581-methyl-1H-pyrazole-5-carboxylic acidHCID 57749361N-[6-(3-aminophenoxy)imidazo[1,2-a]pyridin-2-yl]cyclopropanecarboxamide

Product 1

HCID 57749139HCID 57749139, compoundYield 50.5%

Reagents, catalysts & solvents 2

HCID 6228DimethylformamideCatalystHCID 8028TetrahydrofuranSolvent

Procedure

In the same manner as in Example 7-4 and using 1-methyl-1H-pyrazole-5-carboxylic acid (73.6 mg, 0.584 mmol), oxalyl chloride (102 μL, 1.17 mmol), tetrahydrofuran (5 mL), N,N-dimethylformamide (1 drop) and N-[6-(3-aminophenoxy)imidazo[1,2-a]pyridin-2-yl]cyclopropanecarboxamide (60.0 mg, 0.195 mmol) as starting materials, the title compound (41.0 mg, 50%) was obtained as a white solid.

Sources & evidence

ORD record
ord-3063801dc7824ed1b8fed4f265cc1f94
Source dataset
uspto-grants-2012_11
Patent number
US08304557B2

Reaction notes

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