Preparation of caffeic and dihydrocaffeic acids by methods suitable for introduction of C14 into the beta-position.
D002109:Caffeic Acids; D002934:Cinnamates / Q000737:chemistry*
D002109:Caffeic Acids; D002934:Cinnamates; C000995:3,4-dihydroxyphenylpropionic acid
CINNAMATES/chemistry