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Description

Maleic Acid

  • An organic compound that is a dicarboxylic acid, a molecule with two carboxyl groups.
  • Cis isomer of butenedioic acid.
  • Used in the preparation of fumaric acid by catalytic isomerization.
  • Used as an oil and fat preservative and food acidulant

Synonym: cis-butenedioic Acid

  • Appearance: White Solid
  • Boiling Point: 135 °C
  • Density: 1.59 g/cm3
  • IUPAC_Name: (Z)-Butenedioic Acid
  • Melting Point: 131–139°C
  • RTECS Number: OM9625000

Properties

Shelf life

2 years

Storage Temperature

RT

RTECS #

OM9625000

European Com.#

203-742-5

Purity

>99%

Appearance color

White

Appearance form

Powder

Molecular Formula

C4H4O4

Molecular Weight

116.07

Density

1.59 g/mL at 25°C

Melting point

137 - 140°C

Boiling point

275°C

Solubility (@ RT)

H2O: 790 mg/mL at 25°C
Soluble in glacial acetic acid and acetone. Slighty soluble in ether and benzene. Practically insoluble in carbon tetrachloride.