Bromthymol blue
Agent Name
Bromthymol blue
CAS Number
76-59-5
Formula
C27-H28-Br2-O5-S
Major Category
Dyes
Synonyms
4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-met- hylethyl)phenol) S,S-dioxide; Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-met- hylethyl)-, S,S-dioxide; 3,3'-Dibromothymolsulfonphthalein; Bromothymol Blue; Bromthymol Blue; Dibromothymolsulfophthalein; Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-methylethyl)-; Thymol, 6,6'-(3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-,; S,S-dioxide (8CI); [ChemIDplus]
Category
Indicator Dyes
Description
Odorless white to cream-colored solid; Available as pure compound, monosodium salt, and dilute solutions; [CHEMINFO]
Sources/Uses
A sulfonphthalein dye used as a pH indicator; [CHEMINFO] Used as a pH indicator for the pH range of 5.8-7.6 and 10.2-11.8; [Ullmann]
Comments
Dust may be irritating if inhaled; [CHEMINFO]
Biomedical References
Exposure Assessment
Explanatory Notes
mp = 392-396 deg F; VP = probably near zero; [CHEMINFO]
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.