Agent Name

Bromocresol Purple sodium salt

CAS Number

62625-30-3

Formula

C21-H16-Br2-O5-S.Na

Major Category

Dyes

Synonyms

Bromcresol Purple sodium; Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-6-methyl-, monosodium salt; Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-6-methyl-, sodium salt (1:1); Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(2-bromo-6-methyl-, S,S-dioxide, monosodium salt; Sodium Bromcresol Purple; Sodium alpha-(3-bromo-5-methyl-4-oxo-2,5-cyclohexadienylidene)-alpha-(3-bromo-5-methyl-4-hydroxyphenyl)toluenesulphonate; [ChemIDplus] 5',5"-Dibromo-o-cresolsulfonphthalein sodium salt; [Sigma-Aldrich MSDS]

Category

Indicator Dyes

Description

Dark brown powder; [Sigma-Aldrich MSDS]

Sources/Uses

Used as an indicator and reagent; [ChemIDplus]

Comments

A skin and strong eye irritant; [Sigma-Aldrich MSDS] See "Bromocresol purple."

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