Dimethyl Sulfate → HCID 19834204, compound

HRID 2050906Notes

Reaction equation

HRID 2050906 reaction equation
[OH:1][C:2]1[C:3]([C:8]([O:10][CH3:11])=[O:9])=[CH:4][S:5][C:6]=1[CH3:7].[C:12](=O)([O-])[O-].[K+].[K+].S(OC)(OC)(=O)=O>CC(C)=O>[CH3:12][O:1][C:2]1[C:3]([C:8]([O:10][CH3:11])=[O:9])=[CH:4][S:5][C:6]=1[CH3:7]

Participants

5

Reactant 3

HCID 6497Dimethyl SulfateHCID 11430Potassium CarbonateHCID 19834206130083-11-3

Product 1

HCID 19834204HCID 19834204, compound

Reagents, catalysts & solvents 1

HCID 180AcetoneSolvent

Procedure

Methyl 4-hydroxy-5-methyl-3-thiophenecarboxylate (34 g), potassium carbonate (37 g) and dimethyl sulphate (33.67 g) were stirred in anhydrous acetone (200 ml) at room temperature for 20 days. The reaction mixture was filtered and the solvent removed.

Workup

  1. filtrationThe reaction mixture was filtered
  2. customthe solvent removed

Sources & evidence

ORD record
ord-2a43e55570fc4ce681352fe8603b7412
Source dataset
uspto-grants-1991_05
Patent number
US05015656

Reaction notes

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