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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 434628Generated: October 30, 2026

Methyl iodide → HCID 178503555, compound

https://huagongshe.com/reaction/434628

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
Reactant4-Imidazolidinone,5-methyl-2-thioxo-(9CI)HCID 3032907—
SolventEthanolHCID 702—
ProductHCID 178503555HCID 17850355557%

Reaction Steps

A solution of 5-methyl-2-thiohydantoin (15 g.) and methyl iodide (16.3 g.) in dry ethanol (130 ml.) was heated under reflux for 11/2 hours, and then allowed to stand at 0° overnight. The crystalline product was filtered and washed with ether to give 2-methylthio-5-methyl-2-imidazolin-4-one hydroiodide (17.8 g.), m.p. 170°-173°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04399142
Source datasetuspto-grants-1983_08
ORD IDord-3827c7e781164fe1b9aaaf0c56c3d104
Source noteuspto-grants-1983_08