.beta.-Resacetophenone 2',4'-Dihydroxyacetophenone 2,4-Dihydroxyacetophenone 4-Acetylresorcinol 89-84-9 Acetophenone, 2',4'-dihydroxy- Ethanone, 1-(2,4-dihydroxyphenyl)- NSC10883 Resacetophenone Resoacetophenone Resorcinol, 4-acetyl- WLN: QR CQ DV1