2-Oxo-2H-1-benzopyran-4-carboxylic acid

CAS Registry Number®

27393-46-0
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CAS Name

2-Oxo-2H-1-benzopyran-4-carboxylic acid

Molecular Formula

C10H6O4

Molecular Mass

190.15

Cite this Page

2-Oxo-2H-1-benzopyran-4-carboxylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=27393-46-0 (retrieved 2024-09-13) (CAS RN: 27393-46-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C10H6O4/c11-9-5-7(10(12)13)6-3-1-2-4-8(6)14-9/h1-5H,(H,12,13)

InChIKey

InChIKey=DORZTUIRBJRLFD-UHFFFAOYSA-N

SMILES

C(O)(=O)C=1C=2C(OC(=O)C1)=CC=CC2

Canonical SMILES

O=C1OC=2C=CC=CC2C(=C1)C(=O)O

Other Names for this Substance

  • 2H-1-Benzopyran-4-carboxylic acid, 2-oxo-
  • 2-Oxo-2H-1-benzopyran-4-carboxylic acid
  • Coumarin-4-carboxylic acid
  • 4-Carboxycoumarin
  • 2-Oxo-2H-chromene-4-carboxylic acid