Cat Number: PIPE-0675

Caffeic acid

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CAS Number

331-39-5

Synonyms

3,4-Dihydroxycinnamic acid
trans-caffeic acid
501-16-6

Description

It exists in cis and trans forms; the latter is the more common. It has a role as a plant metabolite, an EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor, an EC 2.5.1.18 (glutathione transferase) inhibitor, an EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor, an antioxidant and an EC 3.5.1.98 (histone deacetylase) inhibitor. It is a hydroxycinnamic acid and a member of catechols.

Molecular Weight

180.16

Molecular Formula

C9H8O4

EINECS

206-361-2

SMILES

C1=CC(=C(C=C1C=CC(=O)O)O)O

Appearance

yellow prisms or plates

Storage

Room temperature