Product Description

ProductCresol Purple
CAS2303-01-7
FormulaC21H18O5S
Synonym3-cresolpurple, 4,4โ€™-(3h-2,1-benzoxathiol-3-ylidene)bis(3-methylphenol)s,s-dioxide, 4,4โ€™-(3h-2,1-benzoxathiol-3-ylidene)bis(m-cresol)s,s-dioxide, cresolpurple(non-specificname), Phenol,4,4โ€™-(3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-,S,S-dioxide, phenol,4,4โ€™-(3h-2,1-benzoxathiol-3-ylidene)bis[3-methyl-,s,s-dioxide, pourpredem-cresol, M-CRESOLSULFONPHTHALEIN, m-Cresol purple, 4,4 (3H-2,1-Benzoxathiol-3-ylidene) bis (3-methyl phenol) S,S-dioxide, Cresol purple, m-Cresolsulfonephthalein, m-Cresolsulfonphthalein, Metacresol purple

Typical Product Specifications

Molecular weight382.43
EINECS218-960-6
NotesCresol Purple uses and applications include: Acid-base (pH) indicator useful in the pH range 1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple); commonly used as the water-solution sodium salt or as a solution in dilute sodium hydroxide Suggested storage of Cresol Purple: Keep tightly closed; store in a cool dry place
ClassSpecialty Chemicals
IndustryOrganics
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