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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1922338Generated: November 1, 2026

Water → HCID 53392092, compound

https://huagongshe.com/reaction/1922338

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPotassium CarbonateHCID 11430—
Reactant1-Chloro-2-(diethylamine)ethane hydrochlorideHCID 13363—
Reactant6-Nitro-3,4-dihydroquinolin-2(1H)-oneHCID 5111749—
SolventDimethylformamideHCID 6228—
ProductHCID 53392092HCID 5339209296.5%

Reaction Steps

A suspension of 6-nitro-3,4-dihydroquinolin-2(1H)-one (400 mg, 2.08 mmol), 2-chloro-N,N-diethylethanamine hydrochloride (394 mg, 2.29 mmol) and potassium carbonate (862 mg, 6.24 mmol) in 10 mL DMF was stirred at room temperature overnight. After this time, the mixture was poured into 20 mL H2O then extracted with 2×50 mL CH2Cl2. The organic layer was separated, washed with brine and concentrated to give a yellow brown solid which was subjected to flash chromatography on silica gel using 5% MeOH/CH2Cl2 to give a yellow viscous oil (585 mg, 96.5%). 1H-NMR (CDCl3) δ: 8.16 (dd, J=2.5, 9 Hz, 1H), 8.06 (d, J=2.5 Hz, 1H), 7.23 (d, J=9.0 Hz, 1H), 4.07 (t, J=7.0 Hz, 2H), 3.00 (t, J=7.0 Hz, 2H), 2.73-2.55 (m, 8H), 1.01 (t, J=7.0 Hz, 6H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08173813B2
Source datasetuspto-grants-2012_05
ORD IDord-fbc3905d489c480a87c5db643f9a54e2
Source noteuspto-grants-2012_05