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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1648796Generated: November 1, 2026

2,2,6,6-Tetramethyl-4-piperidone → 5,5,7,7-Tetramethyl-1-oxa-6-azaspiro[2.5]octane

https://huagongshe.com/reaction/1648796

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,2,6,6-Tetramethyl-4-piperidoneHCID 13220—
ReactantHCID 178418582HCID 178418582—
SolventAcetonitrileHCID 6342—
Product5,5,7,7-Tetramethyl-1-oxa-6-azaspiro[2.5]octaneHCID 20671094—

Reaction Steps

44.55 g (0.825 mole) of CH3ONa were added to the mixture, under stirring, and, in half an hour, a solution of 77.5 g (0.5 mole) of triacetonamine dissolved in 50 cc of CH3CN was gradually added.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04413075
Source datasetuspto-grants-1983_11
ORD IDord-5e04cf749018489f93e60a10a7559722
Source noteuspto-grants-1983_11