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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

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID 99jj4jYmYne
Name Coumalic acid
Source of Sample Aldrich
Catalog Number C85409
CAS Registry Number 500-05-0
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 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
Purity 97%
Synonyms 2-Oxo-2H-pyran-5-carboxylic acid; 2-Pyrone-5-carboxylic acid
Wiley ID SIAL_ATR-IR_023008