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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2236563Generated: October 31, 2026

1,2-Dichlorobenzene → 2-Methylisoquinoline-1,3(2H,4H)-dione

https://huagongshe.com/reaction/2236563

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichlorobenzeneHCID 7239—
ReactantHCID 19845561HCID 19845561—
Product2-Methylisoquinoline-1,3(2H,4H)-dioneHCID 349436—

Reaction Steps

A mixture of 2.28 g (11.8 mmol) of N-methyl-(2-carboxybenzeneacetamide and 24 ml of 1,2-dichlorobenzene is refluxed for 1 h and evaporated to dryness. The residue is recrystallized from EtOAc-hexane to give an off-white solid, 1.55 g (75%), mp 113-115° C.; MS (ES+) m/z 176.1 (M+H)+1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07713994B2
Source datasetuspto-grants-2010_05
ORD IDord-838fec8717644b59b3a4f1c9067029ed
Source noteuspto-grants-2010_05