Malic acid is an organic compound with the molecular formula HO₂CCHCH₂CO₂H. It is a dicarboxylic acid that is made by all living organisms, contributes to the sour taste of fruits, and is used as a food additive. Malic acid has two stereoisomeric forms, though only the L-isomer exists naturally.
New
Malic acid in Pakistan
Formula: C4H6O5
Molar mass: 134.0874 g/mol
Solubility in water: 558 g/L (at 20 °C)
Density: 1.61 g/cm³
3D model (JSmol): Interactive image
Acidity (pKa): pKa1 = 3.40; pKa2 = 5.20; pKa3 = 14.5
Flash point: 203 °C
Available: Unlimit
/span/div/div/div/div/divdiv%20class=b3puKediv%20class=wDYxhc%20role=presentation%20data-attrid=kc:/chemistry/chemical_compound:density%20data-md=1001%20data-hveid=CCQQAA%20data-ved=2ahUKEwj6iJ2V8siQAxXyIRAIHVngEssQkCl6BAgkEAAdiv%20class=Z1hOCediv%20class=zloOqf%20PZPZlfdiv%20class=rVuszespan%20class=w8qArf%20FoJoyfDensity:%20/spanspan%20class=LrzXr%20kno-fv%20wHYlTd%20z8gr9e1.61 g/cm³/span/div/div/div/div/divdiv%20class=b3puKediv%20class=wDYxhc%20role=presentation%20data-attrid=ss:/webfacts:3d_model_jsmol%20data-md=1001%20data-hveid=CCIQAA%20data-ved=2ahUKEwj6iJ2V8siQAxXyIRAIHVngEssQkCl6BAgiEAAdiv%20class=Z1hOCediv%20class=zloOqf%20PZPZlfdiv%20class=rVuszespan%20class=w8qArf%20FoJoyf3D%20model%20(JSmol):%20/spanspan%20class=LrzXr%20kno-fv%20wHYlTd%20z8gr9eInteractive%20image/span/div/div/div/div/divdiv%20class=b3puKediv%20class=wDYxhc%20role=presentation%20data-attrid=ss:/webfacts:acid_pka%20data-md=1001%20data-hveid=CCUQAA%20data-ved=2ahUKEwj6iJ2V8siQAxXyIRAIHVngEssQkCl6BAglEAAdiv%20class=Z1hOCediv%20class=zloOqf%20PZPZlfdiv%20class=rVuszespan%20class=w8qArf%20FoJoyfAcidity%20(pKsuba/sub):%20/spanspan%20class=LrzXr%20kno-fv%20wHYlTd%20z8gr9epKsuba1/sub%20=%203.40;%20pKsuba2/sub%20=%205.20;%20pKsuba3/sub%20=%2014.5/span/div/div/div/div/divdiv%20class=b3puKediv%20class=wDYxhc%20role=presentation%20data-attrid=ss:/webfacts:flash_point%20data-md=1001%20data-hveid=CCYQAA%20data-ved=2ahUKEwj6iJ2V8siQAxXyIRAIHVngEssQkCl6BAgmEAAdiv%20class=Z1hOCediv%20class=zloOqf%20PZPZlfdiv%20class=rVuszespan%20class=w8qArf%20FoJoyfFlash%20point:%20/spanspan%20class=LrzXr%20kno-fv%20wHYlTd%20z8gr9e203%20°C/span/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div/div&media=https://cityscientific.org/wp-content/uploads/2025/10/Gemini_Generated_Image_4rqax94rqax94rqa.png){kind=link}