Methyl stearate is an ester organic compound, also known as methyl octadecanoic acid. It is a monoalkyl ester formed from long-chain fatty acids. It is a colorless or slightly yellow transparent oily liquid to semi-solid at room temperature, with excellent permeability, thermal stability and antistatic properties.
The specific physical and chemical data of methyl stearate are as follows:
Density: 0.863g/cm3;
Melting point: 37- 39℃;
Boiling point: 355.5°Cat760mmHg;
Flash point: 169.3°C;
Vapor pressure: 3.11E-05mmHgat25°C;
Refractive index: 1.444;
Acid value mgKOH/g: ≤1;
Saponification value mgKOH/g: 180-190;
Iodine Value gI2/100G: ≤2;
Freezing point ℃: 30-33;
C18: >80.
Solubility: Insoluble in water, soluble in methanol, ethanol, DMSO and other organic solvents.
