Basic

CAS No.	39079-62-4
Product Name	Chromone-3-carboxylic acid
Synonyms	4-Oxo-4H-1-benzopyran-3-carboxylic acid; 4-oxo-4H-chromene-3-carboxylic acid; 4-oxo-4H-chromene-3-carboxylate
Molecular Formula	C10H5O4
Molecular Weight	189.1448

Physical property

Melting point	198-200℃
Boiling point	337°C at 760 mmHg
Flash point	138.9°C

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:Irritating to eyes, respiratory system and skin.;
Safety Description	S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.; S37/39:Wear suitable gloves and eye/face protection.;