1(3H)-Isobenzofuranone, 3-(4-hydroxy-2-methyl-5-(1-methylethyl)phenyl)-3-(2-methyl-5-(1-methylethyl)-4-(phosphonooxy)phenyl)-, magnesium salt (1:1) 10496-54-5 17016-43-2 51920-13-9 EINECS 234-026-0 Magnesium 4-(3-(4-hydroxy-5-isopropyl-o-tolyl)-1-oxo-3H-isobenzofuran-3-yl)-6-isopropyl-m-tolyl phosphate Phenolphthalein, 5',5''-diisopropyl-2',2''-dimethyl-, dihydrogen phosphate, magnesium salt (1:1) Thymolphthalein monophosphate, magnesium salt