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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1767791Generated: October 25, 2026

Hydrochloric Acid → 4-[2-(Aminooxy)ethyl]morpholine dihydrochloride

https://huagongshe.com/reaction/1767791

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
ReactantHCID 85868160HCID 85868160—
SolventMethanolHCID 887—
Product4-[2-(Aminooxy)ethyl]morpholine dihydrochlorideHCID 2197876578%

Reaction Steps

To a solution of (2-morpholin-4-yl-ethoxy)-carbamic acid tert-butyl ester (118 mg, 0.48 mmol) in MeOH (1 mL) is added 4 M dioxane solution of HCl (2.4 mL, 9.60 mmol) at room temperature. The resulting solution is stirred for 16 hours at room temperature. After addition of additional HCl (2.4 mL) followed by stirring for 4 hours, the reaction mixture is concentrated in vacuo to give yellow solids (82 mg, 78%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07235537B2
Source datasetuspto-grants-2007_06
ORD IDord-459497adbeb3424b95a80df2f9b22524
Source noteuspto-grants-2007_06