CAS No.: 70831-56-0 Synonyms: (2 R ,3 R )-2,3-Bis{[(2 E )-3-(3,4-dihydroxyphenyl)-1-oxo-2-propen-1-yl]oxy}butanedioic acid; 2,3-Di- trans -caffeoyltartaric acid Formula: C₂₂H₁₈O₁₂ Formula Weight: 474.37 Linear Formula: …