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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1250568Generated: November 2, 2026

Methylamine → HCID 18326456, compound

https://huagongshe.com/reaction/1250568

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
Reactant4-Allylamino-2-chloro-6-nitroquinazolineHCID 18326487—
SolventWaterHCID 962—
ProductHCID 18326456HCID 1832645684.2%

Reaction Steps

A mixture of 230 mg (0.87 mmol) of 4-allylamino-2-chloro-6-nitroquinazoline and 902 mg (12.88 mmol) of a 40% aqueous methylamine solution was stirred at room temperature for 30 minutes. Water was added to the reaction mixture, followed by extraction with ethyl acetate, washing with brine and drying over anhydrous sodium sulfate. After the solvent was distilled off, the residue was purified by a silica gel column to give 190 mg (yield: 84.2%) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06339089B2
Source datasetuspto-grants-2002_01
ORD IDord-edb1247d07224ba3a1ff618ffeb80d96
Source noteuspto-grants-2002_01