HP-136;XYLYL DIBUTYLBENZOFURANONE;2(3H)-Benzofuranone, 5,7-bis(1,1-dimethylethyl)-3-hydroxy-, reaction products with o-xylene;Reaction product of 5,7-bis(1,1-dimetylethyl)-3-hydroxy-2(3H)-benzofuranone with o-xylene;3,4-Dibutyl-5-(2,4-dimethylphenyl)benzofuran-2(3H)-one;5,7-di-tert.butyl-3-(2,3.diMethyl-phenyl)-3Hbenzofuran-2-one;5,7-Di-tert-butyl-3-(3,4-dimethylphenyl)-3H-benzofuran-2-one
