Agent Name

Bromocresol green

CAS Number

76-60-8

Formula

C21-H14-Br4-O5-S

Major Category

Dyes

Synonyms

4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2,6-dibromo-3-methyl)phen- ol S,S-dioxide; Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-3-methyl-, S,S-dioxide; 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein; BCG; Bromcresol Green; Bromocresol Green (6CI); Tetrabromo-m-cresolphthalein sulfone; o-Toluenesulfonic acid, alpha-hydroxy-, gamma-sultone; m-Cresol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-, S,S-dioxide (8CI); [ChemIDplus]

Category

Indicator Dyes

Description

Odorless, light yellow purple 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 3.8-5.4; [Ullmann]

Comments

Dust may be irritating if inhaled; [CHEMINFO]

Exposure Assessment
Explanatory Notes

mp = 424-426 deg F; VP = probably almost zero; [CHEMINFO]

Links to Other NLM Databases
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Chemical Information

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