Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1968945Generated: October 31, 2026

Methyl iodide → 1-Ethyl-1-methyl-4-oxopiperidin-1-ium iodide

https://huagongshe.com/reaction/1968945

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
Reactant1-Ethylpiperidin-4-oneHCID 77159—
SolventAcetoneHCID 180—
Product1-Ethyl-1-methyl-4-oxopiperidin-1-ium iodideHCID 11097568—

Reaction Steps

Iodomethane (65 mL; 1.00 mol) was added in portions to a solution of 1-ethyl-4-piperidone (100 g; 0.79 mol) in acetone (1 L) at 20-30° C. (internal, ice cooling). After stirring for 3 h more the title compound was obtained by filtration, and washing with acetone (189 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08426443B2
Source datasetuspto-grants-2013_04
ORD IDord-9a59040fac2c431ba929906c9d5a002a
Source noteuspto-grants-2013_04