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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1658701Generated: November 1, 2026

Dimethyl Sulfoxide → HCID 21525263, compound

https://huagongshe.com/reaction/1658701

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfoxideHCID 679—
ReactantMethyl MethanesulfonateHCID 4156—
ProductHCID 21525263HCID 21525263—

Reaction Conditions

Temperature100 °C

Reaction Steps

A 50 g amount of dimethylsulfoxide and 10 g of methyl methanesulfonate were heated and stirred under reflux conditions at 100°C for 20 hours. The mixture was allowed to stand at room temperature and crystals of a product were collected by filtration. The crystals were then washed with acetone yielding 5.97 g of a white, crystalline product. When this product was recrystallized from alcohol, S,S,S-trimethylsulfoxonium methanesulfonate having a melting point of 222.0° to 222.5°C. (decomposition) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03966720
Source datasetuspto-grants-1976_06
ORD IDord-0182137ebde04936a8644775505c89db
Source noteuspto-grants-1976_06