Thermo Scientific Chemicals Phenol Red, ACS

Catalog No.	Quantity
AA1629414	25 g
AA1629406	5 g
AA1629422	100 g

Catalog No. AA1629414 Supplier Thermo Scientific Chemicals Supplier No. 01629414

Description

pH indicator | CAS: 143-74-8 | C19H14O5S | 354.38 g/mol

Phenol red is used as non absorbed marker in the gravimetric method. It is a pH indicator used in cell biology laboratories and in home swimming pool test kits. It is used to check the kidney function based on the excreted phenol red by colorimetric method.

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.

Specifications

Chemical Identifiers

• CAS: 143-74-8
• Molecular Formula: C19H14O5S
• Molecular Weight (g/mol): 354.38
• MDL Number: MFCD00003552
• InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N
• Synonym: Phenolsulfonphthalein; Phenylsulfonephthalein
• PubChem CID: 4766
• ChEBI: CHEBI:31991
• SMILES: OC1=CC=C(C=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

• Melting Point: >300°C
• Beilstein: 326470
• Merck Index: 14,7247
• Solubility Information: Practically insoluble in chloroform,ether; Soluble in aqueous alkali hydroxides or carbonates with red color (removed by boiling with zinc dust); Solubility in water: approximately 1g/1300ml; Solubility in alcohol: approximately 1g/350mlSoluble in methanol.
• IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
• Formula Weight: 354.38
• Grade: ACS
• Odor: Odorless
• Quantity: 25 g
• Physical Form: Crystalline
• Chemical Name or Material: Phenol Red

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	205-609-7
RTECSNumber	SJ7490000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only