【 Physicochemical property 】 The hemihydrate is needle crystal(water). 110℃ became an anhydrous compound, melting poing: 208℃,[α]20D-35.2。（C=2.8).The solubility in water at 25℃ is 4%, and the solubility in hot water is greater.Soluble in ethanol and acetone, very slightly soluble in ethyl acetate.

CAS NO:327-97-9

EC NO:206-325-6

Molecular Formula:C₁₆H₁₈O₉

Molecular Weight:354.3087

Synonyms:;3-[[3-(3,4-Dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-1,4,5-trihydroxycyclohexanecarboxylic acid;5-O-(3,4-dihydroxycinnamoyl)-L-quinic acid;(1S,3R,4R,5R)-3-[[3-(3,4-Dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-1,4,5-trihydroxycyclohexanecarboxylic acid;3-O-Caffeoylquinic acid;Honeysuckle Flower Extract;(1S,3R,4R,5R)-3-{[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}-1,4,5-trihydroxycyclohexanecarboxylic acid;Green Coffee Bean Extract;Lonicera Japonica Flower;

Molecular Structure: