Main Reaction: 3,4-dihydroxycinnamic acid >> 4-hydroxy-3-methoxycinnamic acid

Reference: PubMed ID: 12818230
Authors: Russell WR, Burkitt MJ, Scobbie L, Chesson A
Title: Radical formation and coupling of hydroxycinnamic acids containing 1,2-dihydroxy substituents.
Published: 2003 Jun

3,4-dihydroxycinnamic acid --> 4-hydroxy-3-methoxycinnamic acid