3-Methyl-4'-(3-isopropylamino-2-hydroxypropoxy)-flavon [German] 4'-(3-(Isopropylamino)-2-hydroxypropoxy)-3-methylflavanone 55456-72-9 FLAVANONE, 4'-(3-(ISOPROPYLAMINO)-2-HYDROXYPROPOXY)-3-METHYL-