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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 596877Generated: October 30, 2026

4-Ethinyl-2-(p-methoxybenzyl)-1,3,3-trimethyl-4-piperidinol → 4-Ethyl-2-(p-methoxybenzyl)-1,3,3-trimethyl-4-piperidinol

https://huagongshe.com/reaction/596877

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Ethinyl-2-(p-methoxybenzyl)-1,3,3-trimethyl-4-piperidinolHCID 21448618—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product4-Ethyl-2-(p-methoxybenzyl)-1,3,3-trimethyl-4-piperidinolHCID 16726140—

Reaction Steps

A solution of 56 g of 4-ethinyl-2-(p-methoxybenzyl)-1,3,3-trimethyl-4-piperidinol in 350 ml of methanol is subjected to hydrogenation at atmospheric pressure and room temperature, the catalyst being 5% palladium on charcoal (5 g.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04012392
Source datasetuspto-grants-1977_03
ORD IDord-a8869df48025470881be001b8a49e896
Source noteuspto-grants-1977_03