Chem
J-GLOBAL ID:200907080547714656   Nikkaji number:J316.362H

cis-4-Carboxymethylenebut-2-en-4-olide

[(2E)-5-オキソフラン-2(5H)-イリデン]酢酸
Substance type:
Substance type
Substance type classified into 3 categories.
Decided structure: Substances with a clear structure
Undicided Structure: Substances with unknown or undetermined structure
Mixtures: Mixtures, racemic compounds, or compounds with relative structural arrangements
Decided structure
Molecular formula: C6H4O4
Molecular formula furigana: C6-H4-O4
Molecular weight: 140.094
InChI: InChI=1S/C6H4O4/c7-5(8)3-4-1-2-6(9)10-4/h1-3H,(H,7,8)/b4-3+
InChI key: AYFXPGXAZMFWNH-ONEGZZNKSA-N
SMILES: OC(=O)/C=C\1/OC(=O)C=C1
Systematic name  (5):
  • [[(2E)-2,5-ジヒドロ-5-オキソフラン]-2-イリデン]酢酸
  • (4E)-4-ヒドロキシ-2,4-ヘキサジエン二酸1,4-ラクトン
  • (2E)-5-オキソ-2,5-ジヒドロフラン-2-イリデン酢酸
  • 2-[(2E)-5-オキソ-2,5-ジヒドロフラン-2-イリデン]酢酸
  • [(2E)-5-オキソフラン-2(5H)-イリデン]酢酸
Other name (6):
  • [[(2E)-2,5-Dihydro-5-oxofuran]-2-ylidene]acetic acid
  • (4E)-4-Hydroxy-2,4-hexadienedioic acid 1,4-lactone
  • (2E)-5-Oxo-2,5-dihydrofuran-2-ylideneacetic acid
  • 2-[(2E)-5-Oxo-2,5-dihydrofuran-2-ylidene]acetic acid
  • [(2E)-5-Oxofuran-2(5H)-ylidene]acetic acid
Show all
CAS registry number: 73237-79-3
KEGG COMPOUND: C04431
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