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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1874426Generated: November 1, 2026

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

https://huagongshe.com/reaction/1874426

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantOxalyl chlorideHCID 65578—
Reactant5-Methyl-2-(trifluoromethyl)-3-furancarboxylic acidHCID 2782183—
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]-5-methyl-2-(trifluoromethyl)-3-furamideHCID 5774934866%

Reaction Steps

In the same manner as in Example 18-4 and using 5-methyl-2-(trifluoromethyl)-3-furoic acid (175 mg, 0.904 mmol), tetrahydrofuran (8 mL), oxalyl chloride (118 μL, 1.36 mmol), N-[6-(3-aminophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide (70.0 mg, 0.226 mmol), N,N-dimethylformamide (1 drop) and N,N-dimethylacetamide (3 mL) as starting materials, the title compound (72.0 mg, 66%) was obtained as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08304557B2
Source datasetuspto-grants-2012_11
ORD IDord-205a748a088741cfb71f357807019ecd
Source noteuspto-grants-2012_11