3,5-Bis(1-methylethyl)-4-hydroxybenzoic acid 4-Hydroxy-3,5-bis(1-Methylethyl)benzoic Acid 4-Hydroxy-3,5-diisopropylbenzoic Acid Propofol 4-Carboxylic Acid Propofol impurity N Propofol EP Impurity N Propofol－imA 4-hydroxy-3,5-di(propan-2-yl)benzoic acid Propofol Impurity 14（Propofol EP Impurity N） Benzoic acid, 4-hydroxy-3,5-bis(1-methylethyl)- 3,5-diisopropyl p-hydroxybenzoic acid 4-hydroxy-3,5-di(propan-2-yl)benzoicaci 13423-73-9 Aromatics Drug Analogues Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts
