Synonyms: Phosphonicacid, (3,5-di-tert-butyl-4-hydroxybenzyl)-, diethyl ester (7CI,8CI);Phosphonicacid, [[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-, diethyl ester(9CI);Diethyl (3,5-di-tert-butyl-4-hydroxybenzyl)phosphonate;Diethyl(3,5-di-tert-butyl-4-hydroxyphenyl)methanephosphonate;Irgamod 295;Irganox1222;NSC 635180;