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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 383878Generated: October 25, 2026

Hydrocodone → Oxycodone

https://huagongshe.com/reaction/383878

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrocodoneHCID 5284569—
ReactantHydromorphoneHCID 5284570—
ReactantMorphineHCID 5288826—
ProductOxycodoneHCID 5284603—

Reaction Steps

To a 150 mL beaker was charged 10.0 g oxycodone hydrochloride and 100 mL water. Concentrated ammonium hydroxide (2.6 grams) was then added to bring the pH to approximately 9. The product was collected by vacuum filtration, washed with cold water and dried for about 5 hours under vacuum to provide 8.3 g (93% yield) of a white solid consistent in structure with oxycodone free base. This procedure was used to prepare hydrocodone, hydromorphone and morphine free base as needed.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08367693B1
Source datasetuspto-grants-2013_02
ORD IDord-e92d5d0a55b6472a8ed3f8f1ff14207a
Source noteuspto-grants-2013_02