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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 26556Generated: October 29, 2026

Dimethyl Sulfate → HCID 20515167, compound

https://huagongshe.com/reaction/26556

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfateHCID 6497—
ReactantSodium HydroxideHCID 14798—
ReactantEthyl 3-mercapto-4-cyclohexylphenylglyoxylateHCID 20515146—
SolventWaterHCID 962—
ProductHCID 20515167HCID 20515167—

Reaction Conditions

Temperature40 °C

Reaction Steps

To 3.85 g. of ethyl 3-mercapto-4-cyclohexylphenylglyoxylate in 40 ml. of water containing 0.65 g. of sodium hydroxide is added 2 ml. of dimethyl sulfate with stirring. The reaction mixture is gradually warmed to 40° C. and stirred for 2 hours. The mixture is cooled and extracted with ether which is washed with water, dried and evaporated in vacuo. The residue is distilled to obtain ethyl 3-methylthio-4-cyclohexylphenylglyoxylate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04150148
Source datasetuspto-grants-1979_04
ORD IDord-21f870fdfd9e4e81bf05940dd42e458a
Source noteuspto-grants-1979_04