Dihydroxycinnamic acid may refer to several molecules with the molecular formula C₉H₈O₄ including:

• Caffeic acid (3,4-Dihydroxycinnamic acid), a hydroxycinammic acid
• Umbellic acid (2,4-dihydroxycinnamic acid), a hydroxycinammic acid
• 2,3-Dihydroxycinnamic acid, a hydroxycinammic acid
• 2,5-Dihydroxycinnamic acid, a hydroxycinammic acid
• 3,5-Dihydroxycinnamic acid, a hydroxycinammic acid

Index of chemical compounds with the same name

This set index article lists chemical compounds articles associated with the same name.
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