Maleic Anhydride → Sodium methyl maleate

HRID 614665Notes

Reaction equation

HRID 614665 reaction equation
[C:1]1(=[O:7])[O:6][C:4](=[O:5])[CH:3]=[CH:2]1.[C:8](=O)([O-])[O-:9].[Na+:12].[Na+]>CO>[C:4]([O:9][CH3:8])(=[O:5])/[CH:3]=[CH:2]\[C:1]([O-:6])=[O:7].[Na+:12]

Participants

4

Reactant 2

HCID 7923Maleic AnhydrideHCID 10340Sodium Carbonate

Product 1

HCID 23681663Sodium methyl maleate

Reagents, catalysts & solvents 1

HCID 887MethanolSolvent

Procedure

1 mole of maleic anhydride is dissolved in 1000 ml methanol and 0.5 mole of sodium carbonate is added. The solution is filtered and the methanol is distilled off under pressure. After drying the product is a vacuum oven 152 g of sodium methyl maleate is obtained.

Workup

  1. filtrationThe solution is filtered
  2. distillationthe methanol is distilled off under pressure
  3. customAfter drying the product
  4. customis obtained

Sources & evidence

ORD record
ord-cf8a331b3b804fc5918046f057d99e0d
Source dataset
uspto-grants-1979_03
Patent number
US04145558

Reaction notes

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