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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874446Generated: October 26, 2026

Tetrahydrofuran → N-[3-({2-[(cyclopropylcarbonyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}oxy)phenyl]-3-ethyl-1-methyl-1H-pyrazole-5-carboxamide

https://huagongshe.com/reaction/1874446

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantOxalyl chlorideHCID 65578—
Reactant3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acidHCID 820565—
ReactantN-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamideHCID 57749117—
CatalystDimethylformamideHCID 6228—
SolventDimethylacetamideHCID 31374—
ProductN-[3-({2-[(cyclopropylcarbonyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}oxy)phenyl]-3-ethyl-1-methyl-1H-pyrazole-5-carboxamideHCID 5774939861.7%

Reaction Steps

In the same manner as in Example 18-4 and using 3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid (212 mg, 1.37 mmol), tetrahydrofuran (10 mL), oxalyl chloride (180 μL, 2.07 mmol), N-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide (296 mg, 0.950 mmol), N,N-dimethylformamide (2 drops) and N,N-dimethylacetamide (10 mL) as starting materials, the title compound (261 mg, 61%) was obtained as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304557B2
Source datasetuspto-grants-2012_11
ORD IDord-52a882a4d98d4b72ad4c96b0c76fff7a
Source noteuspto-grants-2012_11