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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 746998Generated: October 31, 2026

Hydrochloric Acid → 2-Oxa-8-azaspiro[4.5]decan-4-ol;hydrochloride

https://huagongshe.com/reaction/746998

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTert-butyl 4-hydroxy-2-oxa-8-azaspiro[4.5]decane-8-carboxylateHCID 69148346—
Product2-Oxa-8-azaspiro[4.5]decan-4-ol;hydrochlorideHCID 2195536377%

Reaction Steps

4-Hydroxy-2-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid 1,1-dimethylethyl ester (Description 7; 0.86 g, 3.3 mmol) was stirred overnight in 2M ethereal hydrogen chloride. The mixture was filtered and the solid dried to give the title compound (0.5 g, 77%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07393858B2
Source datasetuspto-grants-2008_07
ORD IDord-71745428221841cf9c83193506c93059
Source noteuspto-grants-2008_07