CAS No: 500-05-0, Chemical Name: Coumalic acid
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500-05-0 Coumalic acid

product Name Coumalic acid
Synonyms Coumalicacid; 2-oxo-2H-pyran-5-carboxylic acid; 2-Pyrone-5-carboxylic acid; Coumalic acid, (2-Pyrone-5-carboxylic acid); 2-oxo-2H-pyran-5-carboxylate
Molecular Formula C6H3O4
Molecular Weight 139.0862
InChI InChI=1/C6H4O4/c7-5-2-1-4(3-10-5)6(8)9/h1-3H,(H,8,9)/p-1
CAS Registry Number 500-05-0
EINECS 207-899-0
Molecular Structure 500-05-0 Coumalic acid
Melting point 203-205℃ (dec.)
Boiling point 282.4°C at 760 mmHg
Flash point 137.3°C
Vapour Pressur 0.000881mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description S22:;