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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 513743Generated: October 26, 2026

4-Chloro-8-nitroquinazoline → HCID 11462514, compound

https://huagongshe.com/reaction/513743

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Chloro-8-nitroquinazolineHCID 11458471—
Reactantp-Toluene sulphonyl hydrazine hydrateHCID 86669768—
SolventDichloromethaneHCID 6344—
ProductHCID 11462514HCID 1146251495%

Reaction Steps

p-Toluene sulphonyl hydrazine hydrate (390 mg, 2.1 mmol) was added to a solution of 4-chloro-8-nitro-quinazoline 477 (400 mg, 1.91 mmol) in DCM at (10 ml) and the mixture was stirred at room temperature for 24 h. The mixture was concentrated in vacuo and washed with Et20 to give the title compound (650 mg, 95%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09102688B2
Source datasetuspto-grants-2015_08
ORD IDord-df26422ddfb343fabb844c4eb5bb9369
Source noteuspto-grants-2015_08