has role polyphenol organobromine compound dye 2,1-benzoxathiole sultone arenesulfonate ester acid-base indicator two-colour indicator bromothymol blue 3,3-bis[3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-2,1lambda(6)-benzoxathiole-1,1(3H)-dione 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-methylethyl)phenol) S,S-dioxide 622.002 624.38100 A member of the class of 2,1-benzoxathioles that is 2,1-benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 3-bromo-4-hydroxy-5-isopropyl-2-methylphenyl groups. Bromthymol blue C27H28Br2O5S CAS:76-59-5 CC(C)c1cc(c(C)c(Br)c1O)C1(OS(=O)(=O)c2ccccc12)c1cc(C(C)C)c(O)c(Br)c1C CHEBI:86155 InChI=1S/C27H28Br2O5S/c1-13(2)17-11-20(15(5)23(28)25(17)30)27(19-9-7-8-10-22(19)35(32,33)34-27)21-12-18(14(3)4)26(31)24(29)16(21)6/h7-14,30-31H,1-6H3 NUHCTOLBWMJMLX-UHFFFAOYSA-N PMID:24792197 PMID:25436239 PMID:25730793 PMID:25855368 PMID:26065390 Reaxys:373934 Wikipedia:Bromothymol_blue bromothymol sulfone phthalein chebi_ontology