1,4-Benzenediol, 2-methyl-5-(1-methylethyl)- 2-Methyl-5-isopropylhydroquinone 2217-60-9 4-06-00-06019 (Beilstein Handbook Reference) BRN 2084452 Hydroquinone, 5-isopropyl-2-methyl- Hydrothymoquinone NSC 34803 Thymohydroquinone Thymoquinol p-Cymene-2,5-diol (8CI)