What are the physical properties of caffeic acid?
Caffeic acid is a naturally occurring phenolic acid that is commonly found in various plant sources, such as coffee, fruits, and vegetables.According to caffeic acid manufacturer, it has the following physical properties:
Appearance: Caffeic acid is a white to light yellow crystalline powder.
Solubility: Caffeic acid is sparingly soluble in water, but more soluble in ethanol and other polar solvents.
Melting point: The melting point of caffeic acid is around 216-219°C.
Odor: Caffeic acid has a faint, slightly bitter aroma.
PH: Caffeic acid has a slightly acidic pH, typically around 4.5-5.0.
Molecular weight: The molecular weight of caffeic acid is 180.16 g/mol.
Overall, the physical properties of caffeic acid make it a versatile and widely used natural compound in various industries, including food, cosmetics, and pharmaceuticals.