Synonyms: DL-3,4-DIHYDROXYMANDELIC ACID;DL-A,3,4-TRIHYDROXYPHENYLACETIC ACID;(±)-3,4-dihydroxyphenylglycolic acid;3,4-Dihydroxy-DL-ma;3,4-Dihydroxy-DL-mandelic acid;rac-(R*)-Hydroxy(3,4-dihydroxyphenyl)acetic acid;rac-(αR*)-α,3,4-Trihydroxybenzeneacetic acid;DL-3,4-Dihydroxymandelic acid,98%