(αE)-α-[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-3,4-dihydroxybenzeneacetic acid

CAS Registry Number®

20988-30-1

CAS Name

(αE)-α-[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-3,4-dihydroxybenzeneacetic acid

Molecular Formula

C18H12O9

Molecular Mass

372.28

Cite this Page

(αE)-α-[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-3,4-dihydroxybenzeneacetic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=20988-30-1 (retrieved 2024-11-25) (CAS RN: 20988-30-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >320 °C (decomp)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C18H12O9/c19-9-3-1-7(5-11(9)21)13-15(23)16(27-18(13)26)14(17(24)25)8-2-4-10(20)12(22)6-8/h1-6,19-23H,(H,24,25)/b16-14+

InChIKey

InChIKey=MRRYHTCWZKZVIH-JQIJEIRASA-N

SMILES

C(\C(O)=O)(=C/1\C(O)=C(C(=O)O1)C2=CC(O)=C(O)C=C2)/C3=CC(O)=C(O)C=C3

Canonical SMILES

O=C(O)C(C1=CC=C(O)C(O)=C1)=C2OC(=O)C(=C2O)C=3C=CC(O)=C(O)C3

Other Names for this Substance

  • Benzeneacetic acid, α-[4-(3,4-dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-3,4-dihydroxy-, (αE)-
  • Δ2(5H),α-Furanacetic acid, α,4-bis(3,4-dihydroxyphenyl)-3-hydroxy-5-oxo-
  • (αE)-α-[4-(3,4-Dihydroxyphenyl)-3-hydroxy-5-oxo-2(5H)-furanylidene]-3,4-dihydroxybenzeneacetic acid
  • Variegatic acid

CAS INSIGHTSTM
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