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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 420615Generated: October 26, 2026

Ammonia → 5-Nitro-1,2-dihydroisoquinolin-1-one

https://huagongshe.com/reaction/420615

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
Reactant5-nitro-1H-isochromen-1-oneHCID 10012760—
SolventEthanolHCID 702—
Product5-Nitro-1,2-dihydroisoquinolin-1-oneHCID 23137879.7%

Reaction Steps

2.51 g (13.13 mmol) of 5-nitroisocoumarin is added in 100 ml of ethanol. Ammonia is pressure-forced in an autoclave. The product precipitates and is suctioned off. 1.98 g (79.7%) of the desired compound is isolated.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08097627B2
Source datasetuspto-grants-2012_01
ORD IDord-c731f0334f494f7e80ca28cf796b9c34
Source noteuspto-grants-2012_01