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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 217827Generated: October 29, 2026

3-tert-Butyl-5-isocyanato-1-p-tolyl-1H-pyrazole → 1-(3-tert-butyl-1-p-tolyl-1H-pyrazol-5-yl)-3-(3-(3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-8-yloxy)phenyl)urea

https://huagongshe.com/reaction/217827

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-tert-Butyl-5-isocyanato-1-p-tolyl-1H-pyrazoleHCID 17987855—
Reactant8-(3-aminophenoxy)pyrido[2,3-b]pyrazin-3(4H)-oneHCID 46901593—
Product1-(3-tert-butyl-1-p-tolyl-1H-pyrazol-5-yl)-3-(3-(3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-8-yloxy)phenyl)ureaHCID 4690042665%

Reaction Steps

Method F2 was used with 8-(3-aminophenoxy)pyrido[2,3-b]pyrazin-3(4H)-one and 3-tert-butyl-5-isocyanato-1-p-tolyl-1H-pyrazole to afford the title compound as a white solid (46 mg, 65%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08198279B2
Source datasetuspto-grants-2012_06
ORD IDord-d415a30610ad4d748fad3d5c213ab2df
Source noteuspto-grants-2012_06