m-Cresol purple

Supplier: SPECTRUM CHEMICAL MFG CORP

Synonyms: 2',2''-Dimethylphenolsulphonphthalein, m-Cresolsulphonphthalein, MCP, 3,3-Bis(4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

CR114-100GM CR114-10GM CR114-1GM CR114-5GM
75872-194EA 584.8 USD
75872-194 75872-196 75872-198 75872-200
m-Cresol purple
m-Cresol purple

m-Cresol Purple, also known as m-Cresolsulfonphthalein, is a pH indicator dye used primarily in spectrophotometric pH measurements. m-Cresol purple is acidic and hydrophobic. The useful pH ranges are 1.2 - 2.8 (red to yellow) and 7.4 - 9.0 (yellow to violet).


Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.

Formula: C₂₁H₁₈O₅S
MW: 382.43 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00005871
CAS Number: 2303-01-7

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