m-Cresol Purple, pure, indicator grade

Name: m-Cresol Purple, pure, indicator grade
SKU: 228200500

CAS: 2303-01-7 | C21H18O5S | 382.43 g/mol

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5 g

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50 g

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Glass bottle

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Catalog number 228200500

Price (TWD)

Quantity:

50 g

Packaging:

Glass bottle

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Chemical Identifiers

CAS2303-01-7

IUPAC Name3,3-bis(4-hydroxy-2-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione

Molecular FormulaC21H18O5S

InChI KeyOLQIKGSZDTXODA-UHFFFAOYSA-N

SMILESCC1=CC(O)=CC=C1C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1C

Specifications

Specification Sheet

Visual transition intervalfrom pH 1.2 (red) to pH 2.8 (yellow)

Visual transition intervalfrom pH 7.4 (yellow) to pH 9.0 (purple)

Appearance (Color)Green to dark green to red-brown to dark brown

Infrared spectrumConforms

UV Lambda max578 to 584 nm (0.01 g/l in 0.005 N NaOH in methanol)

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

Indicator

RUO – Research Use Only