4-Oxo-4H-1-benzopyran-2-carboxylic acid
CAS Registry Number®
4940-39-0
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CAS Name
4-Oxo-4H-1-benzopyran-2-carboxylic acidMolecular Formula
C10H6O4Molecular Mass
190.15Cite this Page
4-Oxo-4H-1-benzopyran-2-carboxylic acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=4940-39-0 (retrieved ) (CAS RN: 4940-39-0). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
260 °C (decomp)
Source(s)
- (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
Other Names and Identifiers
InChI
InChI=1S/C10H6O4/c11-7-5-9(10(12)13)14-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)
InChIKey
InChIKey=RVMGXWBCQGAWBR-UHFFFAOYSA-N
SMILES
O=C1C=2C(OC(C(O)=O)=C1)=CC=CC2
Canonical SMILES
O=C(O)C=1OC=2C=CC=CC2C(=O)C1
Other Names for this Substance
- 4H-1-Benzopyran-2-carboxylic acid, 4-oxo-
- 4-Oxo-4H-1-benzopyran-2-carboxylic acid
- 2-Chromonecarboxylic acid
- Chromocarb
- 4-Oxochromene-2-carboxylic acid
Deleted or Replaced CAS Registry Numbers
918124-20-6
