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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 876606Generated: October 25, 2026

Ammonia → 7-Nitroquinazolin-4-amine

https://huagongshe.com/reaction/876606

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
Reactant4-Chloro-7-nitroquinazolineHCID 830680—
SolventMethanolHCID 887—
Product7-Nitroquinazolin-4-amineHCID 13697798—

Reaction Steps

A mixture of 1.6 g of 4-chloro-7-nitroquinazoline in 50 ml 7N ammonia in methanol was stirred overnight at rt and concentrated to dryness. The solid was suspended in water, filtered, rinsed with water followed by ether and dried overnight in vacuum oven to provide 0.98 g of 7-nitroquinazolin-4-amine (compound 98-2).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08987242B2
Source datasetuspto-grants-2015_03
ORD IDord-1bcd3184a8ff4d60b219145e85c3fa70
Source noteuspto-grants-2015_03