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Thermo Scientific Chemicals Phenol Red, ACS

Catalog No. AA1629406
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Quantity:
5 g
25 g
100 g

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.

TRUSTED_SUSTAINABILITY

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

Specifications

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 5 g
Physical Form Crystalline
Chemical Name or Material Phenol Red
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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

RUO – Research Use Only

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