Synonym: (−)-Chicoric acid; (2R,3R)-2,3-Bis{[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propen-1-yl]oxy}butanedioic acid; 2,3-Di-trans-caffeoyltartaric acid
CAS Number: 70831-56-0
Empirical Formula (Hill Notation): C22H18O12
Molecular Weight: 474.37
MDL Number: MFCD22683653
Linear Formula: C22H18O12
Product Type: Chemical
application(s) |
food and beverages |
assay |
≥95.0% (HPLC) |
format |
neat |
grade |
primary reference standard |
InChI |
1S/C22H18O12/c23-13-5-1-11(9-15(13)25)3-7-17(27)33-19(21(29)30)20(22(31)32)34-18(28)8-4-12-2-6-14(24)16(26)10-12/h1-10,19-20,23-26H,(H,29,30)(H,31,32)/b7-3+,8-4+/t19-,20-/m1/s1 |
InChI key |
YDDGKXBLOXEEMN-IABMMNSOSA-N |
manufacturer/tradename |
PhytoLab |
product line |
phyproof® Reference Substance |
SMILES string |
OC(=O)[C@H](OC(=O)C=Cc1ccc(O)c(O)c1)[C@@H](OC(=O)C=Cc2ccc(O)c(O)c2)C(O)=O |
storage temp. |
2-8°C |
General description: |
This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG |
Legal Information: |
phyproof is a registered trademark of PhytoLab GmbH & Co. KG |
WGK Germany |
WGK 3 |
Flash Point(F) |
Not applicable |
Flash Point(C) |
Not applicable |
Purity |
≥95.0% (HPLC) |
Storage Temp. |
2-8°C |
UNSPSC |
41116107 |