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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 328258Generated: October 30, 2026

Hydrochloric Acid → HCID 21444504, compound

https://huagongshe.com/reaction/328258

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 21444476HCID 21444476—
ReactantSodium NitriteHCID 23668193—
SolventWaterHCID 962—
SolventChloroformHCID 6212—
ProductHCID 21444504HCID 21444504—

Reaction Steps

A solution of 0.7 g. of NaNO2 in 3 ml. of water is added dropwise to a stirred solution of 3.5 g. of 2-(4-phenyl-4-hydroxypiperidinomethyl)-6-amino-1-tetralone in 10 ml. of 4 N hydrochloric acid. The mixture is warmed until nitrogen evolution has ceased. It is cooled, neutralized with potassium carbonate and worked up with chloroform in the customary manner. 2-(4-Phenyl-4-hydroxypiperdinomethyl)-6-hydroxy-1-tetralone is obtained. EXAMPLE 5

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04016281
Source datasetuspto-grants-1977_04
ORD IDord-279fc6e23da443b1a43ce2b400903103
Source noteuspto-grants-1977_04