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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 39983Generated: October 27, 2026

Hydrogen chloride-ethyl acetate → 7-methoxy-1-(2-(4-(3-phenyl-2-propyn-1-ylamino)piperidin-1-yl)ethyl)quinoxalin-2(1H)-one hydrochloride

https://huagongshe.com/reaction/39983

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
Reactant7-methoxy-1-(2-(4-(3-phenyl-2-propyn-1-ylamino)piperidin-1-yl)ethyl)quinoxalin-2(1H)-oneHCID 59398297—
SolventEthyl AcetateHCID 8857—
Product7-methoxy-1-(2-(4-(3-phenyl-2-propyn-1-ylamino)piperidin-1-yl)ethyl)quinoxalin-2(1H)-one hydrochlorideHCID 67539279—

Reaction Steps

To 10 mL of an ethyl acetate solution containing 0.23 g of 7-methoxy-1-(2-(4-(3-phenyl-2-propyn-1-ylamino)piperidin-1-yl)ethyl)quinoxalin-2(1H)-one, 2 mL of 4 mol/L hydrogen chloride/ethyl acetate was added, and stirred at room temperature. The resulting solid was filtered to give 155 mg of 7-methoxy-1-(2-(4-(3-phenyl-2-propyn-1-ylamino)piperidin-1-yl)ethyl)quinoxalin-2(1H)-one hydrochloride as a brown solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08524738B2
Source datasetuspto-grants-2013_09
ORD IDord-539c801438974f3c992e8112bf52da66
Source noteuspto-grants-2013_09