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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 39918Generated: October 25, 2026

Hydrogen chloride-ethyl acetate → 1-(2-(4-((2,3-Dihydro-1,4-benzodioxin-6-ylmethyl)amino)piperidin-1-yl)ethyl)-7-methoxy-5-(1-(hydroxyimino)propyl)-1,2-dihydro-2-oxoquinoline hydrochloride

https://huagongshe.com/reaction/39918

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
Reactanttert-butyl (2,3-dihydro-1,4-benzodioxin-6-ylmethyl)(1-(2-(5-(1-(hydroxyimino)propyl)-7-methoxy-2-oxoquinolin-1(2H)-yl)ethyl)piperidin-4-yl)carbamateHCID 72288052—
SolventEthyl AcetateHCID 8857—
Product1-(2-(4-((2,3-Dihydro-1,4-benzodioxin-6-ylmethyl)amino)piperidin-1-yl)ethyl)-7-methoxy-5-(1-(hydroxyimino)propyl)-1,2-dihydro-2-oxoquinoline hydrochlorideHCID 86643187—

Reaction Steps

To 1 mL of an ethyl acetate solution containing 83 mg of tert-butyl (2,3-dihydro-1,4-benzodioxin-6-ylmethyl)(1-(2-(5-(1-(hydroxyimino)propyl)-7-methoxy-2-oxoquinolin-1(2H)-yl)ethyl)piperidin-4-yl)carbamate, 1 mL of 4 mol/L hydrogen chloride/ethyl acetate was added, and stirred at room temperature. The resulting solid was filtered to give 51 mg of 1-(2-(4-((2,3-dihydro-1,4-benzodioxin-6-ylmethyl)amino)piperidin-1-yl)ethyl)-7-methoxy-5-(1-(hydroxyimino)propyl)-1,2-dihydro-2-oxoquinoline hydrochloride as a green solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08524738B2
Source datasetuspto-grants-2013_09
ORD IDord-d1f1e4c388294d5c9dce97e5487ec294
Source noteuspto-grants-2013_09