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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1981539Generated: October 30, 2026

Hydrogen Bromide → HCID 18602898, compound

https://huagongshe.com/reaction/1981539

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
ReactantEthanolHCID 702—
ReactantHCID 54564162HCID 54564162—
SolventAcetic AcidHCID 176—
ProductHCID 18602898HCID 1860289816%

Reaction Steps

The title compound was prepared in 16% yield from the (R)-1-(3-phenylpropyl)-3-(3-methoxyphenyl)piperidine from Preparation 4 by treatment with 48% aqueous hydrobromic acid in glacial acetic acid, using the procedure of Example 3. The product melted at 181°-183° C., [alpha]D25 =+10.4° (c=1; C2H5OH).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04593037
Source datasetuspto-grants-1986_06
ORD IDord-286e5045fe3b43d988604f955c25fb50
Source noteuspto-grants-1986_06