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2-oxo-2H-pyran-5-carboxylic acid
SpectraBase Compound ID GXTwTZxhBRQ
InChI InChI=1S/C6H4O4/c7-5-2-1-4(3-10-5)6(8)9/h1-3H,(H,8,9)
InChIKey ORGPJDKNYMVLFL-UHFFFAOYSA-N
Mol Weight 140.09 g/mol
Molecular Formula C6H4O4
Exact Mass 140.010959 g/mol

Mass Spectrum (GC)

Mass Spectrum (GC)

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SpectraBase Spectrum ID C9nOmA7H6tv
Name 2H-Pyran-5-carboxylic acid, 2-oxo-
CAS Registry Number 500-05-0
Copyright Copyright © 2020-2024 John Wiley & Sons, Inc. All Rights Reserved.
Formula C6H4O4
InChI InChI=1S/C6H4O4/c7-5-2-1-4(3-10-5)6(8)9/h1-3H,(H,8,9)
InChIKey ORGPJDKNYMVLFL-UHFFFAOYSA-N
Molecular Weight 140.094 g/mol
SMILES OC(=O)C=1C=CC(=O)OC1
SPLASH splash10-000l-9300000000-b64b10a81ede03c77e55
Source of Spectrum TA-0-131-0
Synonyms 2-Oxo-2H-pyran-5-carboxylic acid .alpha.-Pyrone-3-carboxylic acid .alpha.-Pyrone-5-carboxylic acid 2-Oxo-1,2H-pyran-5-carboxylic acid 2-Oxopyran-5-carboxylic acid 2-Pentenedioic acid, 4-(hydroxymethylene)-, .delta.-lactone 2-Pentenedioic acid, 4-(hydroxymethylene)-, delta-lactone 2-Pyrone-5-carboxylic acid 6-ketopyran-3-carboxylic acid 6-Oxidanylidenepyran-3-carboxylic acid 6-Oxo-3-pyrancarboxylic acid 6-Oxopyran-3-carboxylic acid Coumalic acid Cumalic acid EINECS 207-899-0 NSC 22978
Wiley ID 7561