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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1403049Generated: October 29, 2026

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

https://huagongshe.com/reaction/1403049

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-tert-Butyl-5-isocyanato-1-phenyl-1H-pyrazoleHCID 11096760—
Reactant3-amino-8-(4-aminonaphthalen-1-yloxy)pyrido[2,3-b]pyrazin-2(1H)-oneHCID 46901252—
Product1-(4-(3-amino-2-oxo-1,2-dihydropyrido[2,3-b]pyrazin-8-yloxy)naphthalen-1-yl)-3-(3-tert-butyl-1-phenyl-1H-pyrazol-5-yl)ureaHCID 4690011144%

Reaction Steps

Method F2 was used with 3-amino-8-(4-aminonaphthalen-1-yloxy)pyrido[2,3-b]pyrazin-2(1H)-one and 3-tert-butyl-5-isocyanato-1-phenyl-1H-pyrazole to afford the title compound as a yellow/orange solid (46 mg, 44%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08912191B2
Source datasetuspto-grants-2014_12
ORD IDord-d97877104d314f00b30d8e3a57919007
Source noteuspto-grants-2014_12