Basic

CAS No.	331-39-5
Product Name	Caffeic acid
Synonyms	3,4-Dihydroxycinnamic acid; 3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2Z)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoate
Molecular Formula	C9H7O4
Molecular Weight	179.15

Physical property

Melting point	194-198℃ (dec.)
Boiling point	416.8°C at 760 mmHg
Flash point	220°C
Water solubility	soluble in hot water

Hazard Symbols	Xn:Harmful;
Risk Codes	R36/37/38:; R40:;
Safety Description	S26:; S36/37/39:;