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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1029187Generated: November 1, 2026

3-(Trifluoromethyl)phenyl isocyanate → 7-(6-Oxo-5,6-dihydro-benzo[c][1,8]naphthyridin-1-yloxy)-2,3-dihydro-benzo[1,4]oxazine-4-carboxylic acid (3-trifluoromethyl-phenyl)-amide

https://huagongshe.com/reaction/1029187

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(Trifluoromethyl)phenyl isocyanateHCID 9483—
Reactant1-(3,4-Dihydro-2H-benzo[1,4]oxazin-7-yloxy)-5H-benzo[c][1,8]naphthyridin-6-oneHCID 69810883—
Product7-(6-Oxo-5,6-dihydro-benzo[c][1,8]naphthyridin-1-yloxy)-2,3-dihydro-benzo[1,4]oxazine-4-carboxylic acid (3-trifluoromethyl-phenyl)-amideHCID 6840321722.8%

Reaction Steps

The title compound was synthesized according to the procedure described for the preparation of Example 221 using 218 (50 mg, 0.14 mmol) and 1-isocyanato-3-trifluoromethyl-benzene (41 mg, 0.22 mmol) to provide 224 (17 mg, 22% yield) as a tan solid. LC-MS (M+H=533, obsd.=533).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08735584B2
Source datasetuspto-grants-2014_05
ORD IDord-c3d8dc319c9b46b497b5380156b75053
Source noteuspto-grants-2014_05