331-39-5 3,4-Dihydroxycinnamic acid

product Name 3,4-Dihydroxycinnamic acid Synonyms Caffeicacid,96%; Caffeic 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 InChI InChI=1/C9H8O4/c10-7-3-1-6(5-8(7)11)2-4-9(12)13/h1-5,10-11H,(H,12,13)/p-1/b4-2+ CAS Registry Number 331-39-5 EINECS 206-361-2 Molecular Structure Melting point 194-198℃ (dec.) Boiling point 416.8°C at 760 mmHg Flash point 220°C Water solubility soluble in hot water Vapour Pressur 1.08E-07mmHg at 25°C Hazard Symbols  Xn:Harmful; Risk Codes R36/37/38:; R40:; Safety Description S26:; S36/37/39:;