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5-hydroxy-4-oxopyran-2-carboxylic acid (Molecular Formula: C6H4O5)
Product Name: 5-hydroxy-4-oxopyran-2-carboxylic acid
CAS Registry Number: 499-78-5
EINECS: 207-891-7  
Synonyms: 5-hydroxy-4-oxopyran-2-carboxylic acid; 499-78-5; 2-Carboxy-5-hydroxy-4-pyrone;5-hydroxy-4-oxopyran-2-carboxylic acid;5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid; AO-801/41077391;
Molecular Structure:
Molecular Formula: C6H4O5
Molecular Weight: 156.09296
Density:  1.819g/cm3
Boiling Point:  420.7°Cat760mmHg
Melting Point:  284-294 °C
Flash Point:  187.7°C
Refractive index:  1.66
Risk Codes:  22
Safety Statements:  
Hazard Codes Xn
Risk Statements 22
Hazard Symbols:  Xn: Harmful;
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