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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1187191Generated: October 31, 2026

3,4-difluoro-N-methylaniline → 8-(1-((3,4-difluorophenyl)(methyl)amino)ethyl)-N-(2-(dimethylamino)ethyl)-2-morpholino-4-oxo-4H-chromene-6-carboxamide

https://huagongshe.com/reaction/1187191

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,4-difluoro-N-methylanilineHCID 20097109—
Reactant8-(1-bromoethyl)-N-(2-(dimethylamino)ethyl)-2-morpholino-4-oxo-4H-chromene-6-carboxamide hydrobromideHCID 67103919—
Product8-(1-((3,4-difluorophenyl)(methyl)amino)ethyl)-N-(2-(dimethylamino)ethyl)-2-morpholino-4-oxo-4H-chromene-6-carboxamideHCID 5291370445.8%

Reaction Steps

3,4-difluoro-N-methylaniline (161 mg, 1.13 mmol) was reacted with 8-(1-bromoethyl)-N-(2-(dimethylamino)ethyl)-2-morpholino-4-oxo-4H-chromene-6-carboxamide hydrobromide (150 mg, 0.28 mmol) using a procedure similar to the one described in Example 3.00 to give 8-(1-((3,4-difluorophenyl)(methyl)amino)ethyl)-N-(2-(dimethylamino)ethyl)-2-morpholino-4-oxo-4H-chromene-6-carboxamide (66.0 mg, 45.6%). Mass Spectrum: M+H+ 515. NMR Spectrum: (DMSOd6) 1.56 (d, 3H), 2.18 (s, 6H), 2.41 (t, 2H), 2.63 (s, 3H), 3.21-3.28 (m, 2H), 3.34-3.41 (m partially hidden by H2O, 4H), 3.41-3.49 (m, 2H), 3.49-3.56 (m, 2H), 5.53 (q, 1H), 5.55 (s, 1H), 6.61 (d, 1H), 6.87 (ddd, 1H), 7.24 (dd, 1H), 8.09 (d, 1H), 8.43 (d, 1H), 8.74 (t, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08673906B2
Source datasetuspto-grants-2014_03
ORD IDord-6d23acd9220d4820b65df1db40311475
Source noteuspto-grants-2014_03