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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 552431Generated: November 1, 2026

2-Fluoro-5-(trifluoromethoxy)benzoyl chloride → HCID 45141563, compound

https://huagongshe.com/reaction/552431

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Fluoro-5-(trifluoromethoxy)benzoyl chlorideHCID 5102551—
Reactant7-(3-aminophenoxy)-1H-imidazo[4,5-b]pyridin-2(3H)-oneHCID 45140141—
ProductHCID 45141563HCID 4514156311.7%

Reaction Steps

Method H was used with 7-(3-aminophenoxy)-1H-imidazo[4,5-b]pyridin-2(3H)-one and 2-fluoro-5-trifluoromethoxy-benzoyl chloride to afford the title compound (11 mg, 11.7%). 1H-NMR (δ, ppm, DMSO-d6): 6.50 (d, 1H, HPy,5, J=5.9 Hz), 6.91-6.94 (m, 1H, Harom), 7.41-7.44 (m, 2H, Harom), 7.50-7.53 (m, 2H, Harom), 7.67-7.69 (m, 1H, Harom), 7.81 (d, 1H, HPy,6, J=5.9 Hz), 10.65 (s, 1H, NHamide), 11.18 (s, 1H, NHPy7), 11.39 (s, 1H, NHPy9). LC-MS, tR=4.65 minutes, m/z: 449.08 (M+H)+, calculated for C20H13N4O4F4. HRMS (EI): m/z [M+H] calculated for C20H13N4O4F4: 449.0873; found: 449.0873.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07951819B2
Source datasetuspto-grants-2011_05
ORD IDord-b644bfa75d2140599e26b43334362dbf
Source noteuspto-grants-2011_05