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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

13C Nuclear Magnetic Resonance (NMR) Chemical Shifts

13C Nuclear Magnetic Resonance (NMR) Chemical Shifts

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SpectraBase Spectrum ID 37UoST8UtJo
Name 2-OXO-2H-PYRAN-5-CARBOXYLIC ACID
Source of Sample Fluka AG, Buchs, Switzerland
Boiling Point 218C/120mm
Copyright Copyright © 1980, 1981-2024 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
Melting Point 205-207C
Molecular Weight 140.10
Solvent Polysol; Reference=TMS Spectrometer= Varian CFT-20
Synonyms GLUTACONIC ACID, 4-/HYDROXYMETHYLENE/-, D-LACTONE COUMALIC ACID 2H-PYRAN-5-CARBOXYLIC ACID, 2-OXO-,