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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 217825Generated: October 29, 2026

2-Fluoro-5-(trifluoromethyl)phenyl isocyanate → 1-(2-Fluoro-4-(3-(4-methylpiperazin-1-yl)pyrido[3,2-b]pyrazin-8-yloxy)phenyl)-3-(2-fluoro-5-(trifluoromethyl)phenyl)urea

https://huagongshe.com/reaction/217825

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Fluoro-5-(trifluoromethyl)phenyl isocyanateHCID 2733380—
Reactant2-Fluoro-4-(3-(4-methylpiperazin-1-yl)pyrido[3,2-b]pyrazin-8-yloxy)anilineHCID 46901761—
Product1-(2-Fluoro-4-(3-(4-methylpiperazin-1-yl)pyrido[3,2-b]pyrazin-8-yloxy)phenyl)-3-(2-fluoro-5-(trifluoromethyl)phenyl)ureaHCID 44133016—

Reaction Steps

Method F3 was used with 2-Fluoro-5-(trifluoromethyl)phenyl isocyanate and 2-fluoro-4-(3-(4-methylpiperazin-1-yl)pyrido[3,2-b]pyrazin-8-yloxy)aniline to give the title compound as a yellow solid. Yield: 30 mg (64%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08198279B2
Source datasetuspto-grants-2012_06
ORD IDord-bf8f524d91f94cf5868c63e0357dbd32
Source noteuspto-grants-2012_06