127245-22-1 2H-1,2-Oxazin-3(4H)-one, 4-((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)dihydro-2-methyl- 2H-1,2-Oxazin-3(4H)-one, dihydro-4-((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)-2-methyl- 4-(3,5-Di-tert-butyl-4-hydroxybenzylidene)-2-methyl-5,6-dihydro-2H-1,2-oxazin-3(4H)-one BF 389 Biofor 389 Dihydro-4-(3,5-di-tert-butyl-4-hydroxybenzylidene)-2-methyl-2H-1,2-oxazin-3(4H)-one