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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 969229Generated: October 30, 2026

Hydrochloric Acid → HCID 66662352, compound

https://huagongshe.com/reaction/969229

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 66662118HCID 66662118—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 66662352HCID 66662352—

Reaction Steps

tert-Butyl 4,4-dimethyl-2-oxo-1-oxa-7-azaspiro[4.4]nonane-7-carboxylate (0.20 g, 0.00074 mol) was treated with hydrogen chloride in 1,4-dioxane (4.00 M, 5.00 mL) at rt for 2 h. The volatiles were removed in-vacuo and the resultant HCl salt was used directly in the next step without further purification. LCMS (M+H) 170.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07304081B2
Source datasetuspto-grants-2007_12
ORD IDord-b6f54f62da9543109e3c695fb398bdf2
Source noteuspto-grants-2007_12