5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
  • CAS No.:499-78-5
Other grades of this product :
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid Basic information
Product Name:5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
Synonyms:5-Hydroxy-4-oxo-;5-hydroxy-4-keto-pyran-2-carboxylic acid;5-hydroxy-4-oxo-pyran-2-carboxylic acid;5-hydroxy-4-oxopyran-2-carboxylic acid;5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid(SALTDATA: FREE);2-Carboxy-5-hydroxy-4-pyrone, Comenic acid;Comenic acid;5-hydroxy-4-pyrone-2-carboxylic acid
CAS:499-78-5
MF:C6H4O5
MW:156.09
EINECS:207-891-7
Product Categories:Heterocycles;Intermediates & Fine Chemicals;API intermediates;Pharmaceuticals
Mol File:499-78-5.mol
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid Chemical Properties
Melting point 284-294 °C
Boiling point 240.29°C (rough estimate)
density 1.5720 (rough estimate)
refractive index 1.6400 (estimate)
Water Solubility 5.1g/L(25 ºC)
EPA Substance Registry System4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo- (499-78-5)
Safety Information
Hazard Codes Xn
Risk Statements 22
WGK Germany 3
MSDS Information
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid Usage And Synthesis
Uses5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid can be used in the regenerative anti-inflammatory composition
UsesBuilding block for an intramolecular olefin-α-pyrone cycloaddition providing the colchicine ring skeleton.
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid Preparation Products And Raw materials

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