1,3-Propanedione, 1-(2-hydroxyphenyl)-3-(4-methoxyphenyl)- 1-(1-Hydroxyphenyl)-3-(4-methoxyphenyl)propane-1,3-dione 1-(o-Hydroxyphenyl)-3-(p-methoxyphenyl)-1,3-propanedione 4143-72-0 EINECS 223-967-2