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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1663233Generated: October 28, 2026

Hydrochloric Acid → HCID 67436189, compound

https://huagongshe.com/reaction/1663233

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 67435611HCID 67435611—
SolventDiethyl EtherHCID 3283—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 67436189HCID 6743618992%

Reaction Steps

A mixture of (3-[1,4′]bipiperidinyl-1′-yl-propyl)-carbamic acid tert-butyl ester (2.15 g, 6.6 mmol), dry dioxane (40 mL) and 6.5 N hydrogen chloride in dioxane (22 mL) was stirred at room temperature overnight, then diluted with diethyl ether and stirred at 0° C. for 1 h. The precipitated crystals were filtered off, washed with diethyl ether and dried to yield 2.03 g (92%) of the title compound as a beige solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08034827B2
Source datasetuspto-grants-2011_10
ORD IDord-dc801b9f5855447ab231f1cf354aa76e
Source noteuspto-grants-2011_10