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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1867712Generated: November 1, 2026

Ethylamine → N-(3-chloro-2-fluorophenyl)-6-[(ethylamino)methyl]-7-methoxyquinazolin-4-amine

https://huagongshe.com/reaction/1867712

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
Reactant4-[(3-Chloro-2-fluorophenyl)amino]-7-methoxyquinazoline-6-carbaldehydeHCID 11573492—
ProductN-(3-chloro-2-fluorophenyl)-6-[(ethylamino)methyl]-7-methoxyquinazolin-4-amineHCID 69046738—

Reaction Steps

4-(3-Chloro-2-fluoroanilino)-7-methoxyquinazoline-6-carbaldehyde was coupled with ethylamine using an analogous method to that described for the equivalent step in Example 1 to give N-(3-chloro-2-fluorophenyl)-6-[(ethylamino)methyl]-7-methoxyquinazolin-4-amine; 1H NMR Spectrum: (DMSO-d6) 1.09 (t, 3H); 2.63 (q, 2H); 3.83 (s, 2H); 3.97 (s, 3H); 7.20 (s, 1H); 7.27 (t, 1H); 7.50 (m, 2H); 8.33 (s, 1H); 8.43 (s, 1H); 9.77 (s, 1H); Mass Spectrum: (M+H)+ 361.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07632840B2
Source datasetuspto-grants-2009_12
ORD IDord-7d730cfac40a4868a38d1701b85e7e7d
Source noteuspto-grants-2009_12