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5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid

5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid chemical structure
CAS Number499-78-5
FormulaC6H4O5
Mol. Weight156.09 g/mol

What is 5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid?

5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid is a chemical compound with CAS number 499-78-5 and molecular formula C6H4O5. It is used in various industrial and research applications.

Applications

Building block for an intramolecular olefin-α-pyrone cycloaddition providing the colchicine ring skeleton.1

Specifications

Molecular Weight

156.09 g/mol

Assay/Purity

97%

Safety Information

GHS07GHS07
Signal Word

Warning

Hazard Statements

H302

Required PPE

dust mask type N95 (US), Eyeshields, Gloves

Melting Point

284-294 °C

EC Number

207-891-7

WGK Germany

3

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