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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874439Generated: October 29, 2026

Tetrahydrofuran → HCID 57749368, compound

https://huagongshe.com/reaction/1874439

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantOxalyl chlorideHCID 65578—
Reactant1-Ethyl-3-methyl-1H-pyrazole-5-carboxylic acidHCID 2743794—
ReactantN-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamideHCID 57749117—
CatalystDimethylformamideHCID 6228—
SolventDimethylacetamideHCID 31374—
ProductHCID 57749368HCID 5774936884.1%

Reaction Steps

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.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304557B2
Source datasetuspto-grants-2012_11
ORD IDord-17405031d9a54c8bb5939a3b39be39c8
Source noteuspto-grants-2012_11