19546-20-4 2,2-Bis(3-tert-octyl-4-hydroxyphenyl)propane 2,2-Bis-3'-terc.oktyl-4'-hydroxyfenylpropan [Czech] Antioxidant TOD [Czech] BRN 2484385 Propane, 2,2-bis(3'-t-octyl-4'-hydroxyphenyl)-