Cortex Eucommiae

English names：Cortex Eucommiae

Active ingredients：Chlorogenic acid

Chlorogenic acid alias: chlorogenic acid, tannic acid

Extracted parts ： Eucommia ulmoides Oliv . The dry leaves

Specification: 5% 10% 20% 25% 30% 50% 98%

Test method: HPLC

Appearance:： 5-30% Eucommia extract of brown to brown fine powder

                        50-90% Eucommia extract of chlorogenic acid is gray to white fine powder

                        98% chlorogenic acid as a white fine powder

Chemical name： (1S, 3R, 4R, 5R) -3 - [[3- (3,4- dihydroxyphenyl) -1-oxo-2-propenyl] oxy] 1,4,5-hydroxycyclohexane acid

CAS NO： 327-97-9

Molecular formula:：C16H18O9,354.30

Solubility： Eucommia extract of chlorogenic acid-soluble good. Soluble in water, ethanol and acetone, high purity of chlorogenic acid can be completely dissolved. Very slightly soluble in ethyl acetate.

Melting point: high purity of chlorogenic acid 205-209 ° C

Specific rotation: -36 ° (c = 1, H2O)

Product Storage: Store in a cool, dry, dark, avoid high temperature.

Packing: according to customer requirements or with double plastic bags, aluminum foil bag, 1 kg / bag or drum (25 kg / barrel)