Thermo Scientific Chemicals Phenol Red, Indicator

Product Code	Brand	Quantity	Packaging
10791745	Thermo Scientific Chemicals 151430050	5 g	Glass bottle
10665202	Thermo Scientific Chemicals 151430250	25 g	Glass bottle
10689833	Thermo Scientific Chemicals 151431000	100 g	Glass bottle

Description

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

Chemical Identifiers

• CAS: 143-74-8
• Molecular Weight (g/mol): 354.38
• InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N
• PubChem CID: 4766
• SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

• Molecular Formula: C19H14O5S
• MDL Number: MFCD00003552
• Synonym: Phenolsulfonephthalein
• ChEBI: CHEBI:31991

Specifications

• Melting Point: >300.0°C
• Molecular Formula: C19H14O5S
• Beilstein: 19, 91
• Synonym: Phenolsulfonephthalein
• InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N
• SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
• Molecular Weight (g/mol): 354.38
• ChEBI: CHEBI:31991
• Grade: Pure
• Visual Transition Interval: from pH 6.8 (yellow) to pH 8.2 (red)
• Physical Form: Crystalline Powder, Crystals, Flakes and/or Chunks

• CAS: 143-74-8
• MDL Number: MFCD00003552
• Merck Index: 15, 7360
• Solubility Information: Solubility in water: 0.77g/L. Other solubilities: soluble in ethanol
• Infrared Spectrum: Authentic
• IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
• PubChem CID: 4766
• Formula Weight: 354.38
• Specific Extinction: 1700 (558nm, in buffer) (E (1% min./1cm))
• Color: Beige/Brown to Gray
• Chemical Name or Material: Phenol Red

Safety and Handling

GHS H Statement:
Causes serious eye irritation.
Causes skin irritation.
May cause respiratory irritation.

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

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missing translation for 'rtecsNumber' : SJ7490000

missing translation for 'tsca' : TSCA

Product Identifier

• Phenol Red

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/soap.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental information

• MIXTURE LIST-Contains : Phenolsulfonphthalein

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RUO – Research Use Only