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Basic information
CAS
331-39-5
EINECS
206-361-2
Molecular Formula
C9H7O4
Molecular Weight
179.15
English 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

Physical and Chemical Properties
Melting point
194-198℃ (dec.)
Boiling point
416.8°C at 760 mmHg
Flash point
220°C
Water Solubility
soluble in hot water
Vapour Pressure
1.08E-07mmHg at 25°C

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