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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 474409Generated: October 30, 2026

4-{[4-Chloro-3-(trifluoromethyl)benzyl]amino}-6-nitroquinazoline-8-carboxamide → 6-Amino-4-{[4-chloro-3-(trifluoromethyl)benzyl]amino}quinazoline-8-carboxamide

https://huagongshe.com/reaction/474409

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-{[4-Chloro-3-(trifluoromethyl)benzyl]amino}-6-nitroquinazoline-8-carboxamideHCID 66762050—
CatalystZincHCID 23994—
SolventAcetic AcidHCID 176—
Product6-Amino-4-{[4-chloro-3-(trifluoromethyl)benzyl]amino}quinazoline-8-carboxamideHCID 6676313168%

Reaction Conditions

Temperature80 °C

Reaction Steps

Zinc powder (115 mg, 1.76 mmol, 5.0 equiv.) was added to a suspension of 4-{[4-chloro-3-(trifluoromethyl)benzyl]amino}-6-nitroquinazoline-8-carboxamide (150 mg, 0.35 mmol, 1.0 equiv.) in acetic acid (12 mL). The resulting mixture was stirred at 80° C. for 10 min. The reaction mixture was filtered. The filtrate was concentrated and purified by pre-HPLC to yield the title compound as yellow solid in 68% yield. Mass: M+H+: 396.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08637532B2
Source datasetuspto-grants-2014_01
ORD IDord-a82dd1adb73d46b1a89050aafaab93db
Source noteuspto-grants-2014_01