.beta.-(p-Hydroxyphenyl)-2,4,6-trihydroxypropiophenone .beta.-(p-Hydroxyphenyl)phloropropiophenone 1-Propanone, 3-(4-hydroxyphenyl)-1-(2,4,6-trihydroxyphenyl)- 2',4',6'-Trihydroxy-3-(p-hydroxyphenyl)propiophenone 60-82-2 Dihydronaringenin NSC407292 PHLORETIN Phloretol Propiophenone, 2',4',6'-trihydroxy-3-(p-hydroxyphenyl)-