2,3,4-Trihydroxyacetophenone 2,3,4-Trihydroxyacetophenone oxime 528-21-2 Acetophenone, 2',3',4'-trihydroxy- Alizarin Yellow C Alizarine Yellow C C.I. 57000 Ethanone, 1-(2,3,4-trihydroxyphenyl)- Gallacetophenone Galloacetophenone NSC66553 WLN: QR BQ CQ DV1