Thermo Scientific Chemicals Phenolphthalein, ACS

Description

Indicator | 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 extend 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.

Specifications

Chemical Identifiers

• CAS: 77-09-8
• Molecular Formula: C20H14O4
• Molecular Weight (g/mol): 318.33
• MDL Number: MFCD00005913
• InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N
• PubChem CID: 4764
• ChEBI: CHEBI:34914
• IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
• SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

• Melting Point: 258°C to 262°C
• Beilstein: 284423
• Merck Index: 14,7243
• Solubility Information: Soluble in alcohol; Slightly soluble in ether; Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
• Formula Weight: 318.33
• Grade: ACS
• Density: 1.299 g/mL
• Quantity: 100 g
• Physical Form: Powder
• Chemical Name or Material: Phenolphthalein, For analysis ACS

Safety and Handling

Hazard Category	H341-H351-H361f-H373
Hazard Statement	GHS H Statement H350-H341-H361
Precautionary Statement	P201-P202-P260-P281-P308+P313-P501c
EINECSNumber	201-004-7
RTECSNumber	SM8380000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only