CAS NO:2303-01-7

EC NO:218-960-6

Molecular Formula:C₂₂H₁₈O₄

Molecular Weight:346.3759

Synonyms:;4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(3-methylphenol);phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[3-methyl-;2-[(Z)-(4-hydroxy-2-methylphenyl)(2-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonic acid;3,3-bis(4-hydroxy-2-methylphenyl)-2-benzofuran-1(3H)-one;

Molecular Structure:

CAS NO:76-59-5

EC NO:200-971-2

Molecular Formula:C₂₇H₂₈Br₂O₅S

Molecular Weight:624.3812

Synonyms:;3,3-Dibromothymolsulfonephthalein;Bromthymol Blue;BTB;alpha,alpha-bis(5-bromo-4-hydroxy-6-methyl-m-cumenyl)toluene-2,alpha-sultone;dibromothymolsulphonephthalein;3,3-Dibromophenolsulfonephthalein;4,4'-(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[2-bromo-3-methyl-6-(propan-2-yl)phenol];2-bromo-4-[3-(3-bromo-4-hydroxy-2-isopropyl-5-methyl-phenyl)-1,1-dioxo-benzo[c]oxathiol-3-yl]-3-isopropyl-6-methyl-phenol;

Molecular Structure: