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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1657856Generated: November 4, 2026

Hydrochloric Acid → 6-Chloro1,3-dihydro-1'-methylspiro[isobenzofuran-1,4'-piperidine]

https://huagongshe.com/reaction/1657856

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-(4-Chloro-alpha-hydroxy-2-tolyl)-4-hydroxy-1-methylpiperidineHCID 86733528—
Product6-Chloro1,3-dihydro-1'-methylspiro[isobenzofuran-1,4'-piperidine]HCID 21506825—

Reaction Steps

Treatment of 4-(4-chloro-α-hydroxy-2-tolyl)-4-hydroxy-1-methylpiperidine with hydrochloric acid by the method described in Example 16d provides 6-chloro-1,3-dihydro-1'-methylspiro[isobenzofuran-1,4'-piperidine].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03962259
Source datasetuspto-grants-1976_06
ORD IDord-56726de3b1d946928c6889960264b828
Source noteuspto-grants-1976_06