Synonyms(S)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-(4-hydroxyphenyl)acetic acid Close (S)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-(4-hydroxyphenyl)acetic acid Related products OH-EPCP S-Isomer M.F. M.W. 335.32 CAT# AR-E01464 CAS# NA