Quinic Acid Properties, Molecular Formula, Applications - WorldOfChemicals

Quinic Acid Properties

Quinic Acid

Molecule 3D Structure Image
Molecule Structure Image



Quinic acid is a cyclitol, a cyclic polyol, and a cyclohexanecarboxylic acid. It is a crystalline acid obtained from cinchona bark, coffee beans, and other plant products and made synthetically by hydrolysis of chlorogenic acid. Quinic acid is also implicated in the perceived acidity of coffee. It is a constituent of the tara tannins.Quinic acid is used as an astringent.Quinic acid along with citric and malic represent a significant portion of coffee's total acid content.

Chemical Properties

CAS Number 77-95-2
Density 1.35 g/cm3
IUPAC Name (1S,3R,4S,5R)-1,3,4,5-tetrahydroxycyclohexanecarboxylic acid
InChI 1S/C7H12O6/c8-3-1-7(13,6(11)12)2-4(9)5(3)10/h3-5,8-10,13H,1-2H2,(H,11,12)/t3-,4-,5-,7+/m1/s1
Melting Point 168 °C
Molar Mass 192.17 g/mol
Molecular Formula C7H12O6