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5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
SpectraBase Compound ID DBUB1Z9z13B
InChI InChI=1S/C6H4O5/c7-3-1-5(6(9)10)11-2-4(3)8/h1-2,8H,(H,9,10)
InChIKey UUUICOMMFFTCHS-UHFFFAOYSA-N
Mol Weight 156.09 g/mol
Molecular Formula C6H4O5
Exact Mass 156.005873 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID AwuiBapwIYF
Name 5-HYDROXY-4-OXO-4H-PYRAN-2-CARBOXYLIC ACID
Source of Sample G. Choux, University of Montreal, Montreal, Canada
CAS Registry Number 499-78-5
Color Properties Color= YELLOW
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C6H4O5
InChI InChI=1S/C6H4O5/c7-3-1-5(6(9)10)11-2-4(3)8/h1-2,8H,(H,9,10)
InChIKey UUUICOMMFFTCHS-UHFFFAOYSA-N
Literature Reference JOCE 32, 3974(1967)
Melting Point 285C
Molecular Weight 156.093002
Synonyms 4H-PYRAN-2-CARBOXYLIC ACID, 5-HYDROXY- 4-OXO-, COMENIC ACID 5-HYDROXY-4-PYRONE-2-CARBOXYLIC ACID COMENIC ACID
Technique KBr WAFER