2-(5-Oxo-2(5H)-furanylidene)acetic acid

CAS Registry Number®

3374-46-7
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CAS Name

2-(5-Oxo-2(5H)-furanylidene)acetic acid

Molecular Formula

C6H4O4

Molecular Mass

140.09

Cite this Page

2-(5-Oxo-2(5H)-furanylidene)acetic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=3374-46-7 (retrieved 2024-05-03) (CAS RN: 3374-46-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    228-230 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C6H4O4/c7-5(8)3-4-1-2-6(9)10-4/h1-3H,(H,7,8)

InChIKey

InChIKey=AYFXPGXAZMFWNH-UHFFFAOYSA-N

SMILES

C(C(O)=O)=C1OC(=O)C=C1

Canonical SMILES

O=C(O)C=C1OC(=O)C=C1

Other Names for this Substance

  • Acetic acid, 2-(5-oxo-2(5H)-furanylidene)-
  • Acetic acid, (5-oxo-2(5H)-furanylidene)-
  • Δ2(5H),α-Furanacetic acid, 5-oxo-
  • 2,4-Hexadienedioic acid, 3-hydroxy-, γ-lactone
  • 2-(5-Oxo-2(5H)-furanylidene)acetic acid

Deleted or Replaced CAS Registry Numbers

18529-79-8

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