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  6. m-Cresol Purple, Thermo Scientific Chemicals

m-Cresol Purple, Thermo Scientific Chemicals

Catalog Number AAB2433806
Click to view available options
Quantity:
5 g
25 g
2303-01-7
C21H18O5S
382.43
MFCD00005871
OLQIKGSZDTXODA-UHFFFAOYSA-N
m-Cresolsulfonephthalein
73030
4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C
2303-01-7
C21H18O5S
382.43
MFCD00005871
OLQIKGSZDTXODA-UHFFFAOYSA-N
m-Cresolsulfonephthalein
73030
4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C

Description

 

m-Cresol Purple acts as a pH indicator dye. It plays an important role in spectrophotometric pH measurements. It operates in the pH ranges 1.2 - 2.8 (red to yellow) and 7.4 - 9.0 (yellow to violet). Further, it is employed to stain epithelial cells and proteins.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
m-Cresol Purple acts as a pH indicator dye. It plays an important role in spectrophotometric pH measurements. It operates in the pH ranges 1.2 - 2.8 (red to yellow) and 7.4 - 9.0 (yellow to violet). Further, it is employed to stain epithelial cells and proteins.

Solubility
Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.

Notes
Transition interval (acid): pH 1.2 (red) to pH 2.8 (yellow); (alkaline) pH 7.4 (yellow) to pH 9.0 (purple)Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY
Beilstein 350314
Merck Index 14,2577
Solubility Information Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.
Formula Weight 382.44
Quantity 5 g
Chemical Name or Material m-Cresol Purple

Safety and Handling

EINECSNumber 218-960-6
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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