Synonyms: 2-((3,5-Bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)-4-hydroxybutanoic acid;beta-Carboxy-beta-(2-hydroxyethyl)-3,5-di-tert-butyl-4-hydroxystyrene;Butanoic acid, 2-((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methylene)-4-hydroxy-;AC1O67LS;LS-46119;(2E)-2-[(3,5-ditert-butyl-4-hydroxyphenyl)methylidene]-4-hydroxybutanoic acid;83677-17-2