Malic Acid

C₄H₆O₅

IUPAC: 2-Hydroxybutanedioic acid

CAS: 6915-15-7

Aperçu

Malic acid is responsible for the sour taste of green apples. Its name derives from Latin 'malum' (apple) and it is a key Krebs cycle intermediate.

Composition

Élément Symbole Atomes Masse atomique
Hydrogen H 6 1,0080
Carbon C 4 12,0110
Oxygen O 5 15,9990

Composition élémentaire

C
35,8%
O
59,7%

Usages

  • Food acidulant
  • Wine making
  • Skin care
  • Metal cleaning

Le saviez-vous

  • Sour candy uses malic acid for its intense tartness — it's more sour per gram than citric acid

Sécurité

  • ⚠ Irritant

Structure

SMILES

C(C(C(=O)O)O)C(=O)O

Propriétés

Type
organic
État
solid
Masse molaire
134,09 g/mol
Densité
1,6100 g/cm³
Point de fusion
130,0 °C
Solubilité
558 g/L at 20°C

Molecular Descriptors

Exact Mass
134,0215
XLogP
-1,3
TPSA
94,8 Ų
H-Bond Donors
3
H-Bond Acceptors
5
Rotatable Bonds
3
Heavy Atoms
9
Complexity
129,0

Frequently Asked Questions

What is Malic Acid?
Malic Acid (C₄H₆O₅) is a organic compound with the IUPAC name 2-Hydroxybutanedioic acid.
What is the molecular weight of Malic Acid?
Malic Acid has a molar mass of 134.09 g/mol.
What state is Malic Acid at room temperature?
Malic Acid is a solid at room temperature.
Is Malic Acid organic or inorganic?
Malic Acid is classified as an organic compound.
What elements make up Malic Acid?
Malic Acid (C₄H₆O₅) is composed of Hydrogen (H), Carbon (C), Oxygen (O).