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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1472745Generated: October 30, 2026

Hydrochloric Acid → Piperidin-4-ylmethyl 2-cyclohexyl-2-hydroxy-2-phenylacetate hydrochloride

https://huagongshe.com/reaction/1472745

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-Butyl 4-((2-cyclohexyl-2-hydroxy-2-phenylacetyloxy)methyl)-piperidine-1-carboxylateHCID 71249173—
SolventDichloromethaneHCID 6344—
ProductPiperidin-4-ylmethyl 2-cyclohexyl-2-hydroxy-2-phenylacetate hydrochlorideHCID 71093351100%

Reaction Steps

tert-Butyl 4-((2-cyclohexyl-2-hydroxy-2-phenylacetyloxy)methyl)-piperidine-1-carboxylate (1.10 g, 2.55 mmol) was dissolved in hydrochloric acid (5 mL, 4 M solution in dioxane) and dichloromethane (5 mL). The reaction mixture was stirred at RT for 3 hours and concentrated under reduced pressure to afford the title compound (970 mg, >100%) that was used without further purification in the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09012644B2
Source datasetuspto-grants-2015_04
ORD IDord-226dc81e5f5b400bb6d7873aac5ef5f4
Source noteuspto-grants-2015_04