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  7. Thermo Scientific Chemicals Phenolphthalein, 98%

Thermo Scientific Chemicals Phenolphthalein, 98%

Catalog No. p-7023509
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AAA1713518 50 g
AAA1713530 250 g
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Catalog No. AAA1713518 Supplier Thermo Scientific Chemicals Supplier No. A1713518
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Description

CAS: 77-09-8 | C20H14O4 | 318.33 g/mol

Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extent of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.

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
Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extent of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.

Solubility
Soluble in alcohol. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.

Notes
Acid-base indicator: pH 8.0 - 10.0.Incompatible with strong oxidizing agents.

Chemical Identifiers

CAS 77-09-8
Molecular Formula C20H14O4
Molecular Weight (g/mol) 318.33
MDL Number MFCD00005913
InChI Key KJFMBFZCATUALV-UHFFFAOYSA-N
Synonym phenolphthalein, phthalimetten, euchessina, phthalin, espotabs, phenolax, purgophen, koprol, laxogen, trilax
PubChem CID 4764
ChEBI CHEBI:34914
SMILES OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

Specifications

Melting Point 258°C to 262°C
Density 1.299
Quantity 50 g
Beilstein 284423
Merck Index 14,7243
Solubility Information Soluble in alcohol. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
IUPAC Name 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
Formula Weight 318.33
Percent Purity 98%
Chemical Name or Material Phenolphthalein

Safety and Handling

Hazard Category H341-H351-H361f-H373
Hazard Statement GHS H Statement
H350-H341-H361
May cause cancer.
Suspected of causing genetic defects.
Suspected of damaging fertility or the unborn child.
Precautionary Statement P201-P202-P260-P281-P308+P313-P501c
EINECSNumber 201-004-7
RTECSNumber SM8380000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only