4940-39-0 4-oxo-4h-1-benzopyran-2-carboxylic acid

Product Name	4-Oxo-4H-1-benzopyran-2-carboxylic acid
CAS No.	4940-39-0
Synonyms	Chromone-2-carboxylic acid; Chromocarb~4-Oxo-4H-1-benzopyran-2-carboxylic acid; 4-oxo-4H-chromene-2-carboxylic acid; Chromocarb; 4-oxo-4H-chromene-2-carboxylate
InChI	InChI=1/C10H6O4/c11-7-5-9(10(12)13)14-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)/p-1
Molecular Formula	C10H5O4
Molecular Weight	189.1448
Melting point	260℃
Boiling point	337°C at 760 mmHg
Flash point	138.9°C
Water solubility	sparingly soluble
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety	S26:; S37/39:;