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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1867745Generated: October 25, 2026

Dimethylacetoacetamide → 3-[({4-[(3-Chloro-2-fluorophenyl)amino]-7-methoxyquinazolin-6-yl}methyl)(ethyl)amino]-1-[3-(dimethylamino)-1-methyl-3-oxopropyl]azetidine-3-carboxamide

https://huagongshe.com/reaction/1867745

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylacetoacetamideHCID 16278—
Reactant3-[({4-[(3-Chloro-2-fluorophenyl)amino]-7-methoxyquinazolin-6-yl}methyl)(ethyl)amino]azetidine-3-carboxamide hydrochloride saltHCID 69047251—
Product3-[({4-[(3-Chloro-2-fluorophenyl)amino]-7-methoxyquinazolin-6-yl}methyl)(ethyl)amino]-1-[3-(dimethylamino)-1-methyl-3-oxopropyl]azetidine-3-carboxamideHCID 5797989550%

Reaction Steps

3-[({4-[(3-chloro-2-fluorophenyl)amino]-7-methoxyquinazolin-6-yl}methyl)(ethyl)amino]azetidine-3-carboxamide hydrochloride salt Example 75 was coupled with N,N-dimethylacetoacetamide using the same methodology as for the equivalent step in Example 76 to give the title product (58 mg, 50%) as a white powder; 1H NMR Spectrum: (CDCl3) 1.05 (d, 3H), 2.22 (m, 1H), 2.41 (s, 3H), 2.45 (m, 1H), 2.92 (s, 3H), 2.98 (m, 1H), 3.03 (s, 3H), 3.31 (m, 2H), 3.61 (m, 2H), 3.96 (s, 2H), 3.98 (s, 3H), 5.33 (brs, 1H), 7.17 (m, 2H), 7.24 (s, 1H), 7.51 (brs, 1H), 7.87 (brs, 1H), 7.99 (s, 1H), 8.44 (m, 1H), 8.72 (s, 1H); Mass Spectrum: (M+H)+ 558.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07632840B2
Source datasetuspto-grants-2009_12
ORD IDord-6cb966dabb614491b01b366cd2e6fb0b
Source noteuspto-grants-2009_12