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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 877076Generated: October 30, 2026

Formamide → 6-Iodoquinazolin-4-one

https://huagongshe.com/reaction/877076

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormamideHCID 713—
ReactantBenzoic acid, 2-amino-5-iodo-HCID 72911—
SolventWaterHCID 962—
Product6-Iodoquinazolin-4-oneHCID 13540166681%

Reaction Steps

A solution of 2-amino-5-iodobenzoic acid (14.2 g, 50 mmol) and formamide (100 mL) was refluxed for 10 hours. After cooling to room temperature, water (100 mL) was added. The solid product was collected by filtration, washed with water. Further drying in a vacuum provided 6-Iodo-4-quinazolinone (11 g, 81%) as a gray solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08987284B2
Source datasetuspto-grants-2015_03
ORD IDord-cc4553807c0e4c1fa41981a6e7ced10b
Source noteuspto-grants-2015_03