4-tert-butylbenzoic acid 98-73-7 BENZOIC ACID,4-TERT.BUTYL InChI=1/C11H14O2/c1-11(2,3)9-6-4-8(5-7-9)10(12)13/h4-7H,1-3H3,(H,12,13 benzoic acid, 4-(1,1-dimethylethyl)-