2,4,6-Triphenylpyrylium tetrafluoroborate, 97%, Thermo Scientific Chemicals

Description

2,4,6-Triphenylpyrylium tetrafluoroborate is used as a sensitizer to carry out the photo oxidation of cathecol. It is also used in the preparation of three N-alkylpyridinium photosensitizers by reacting with (1R,2S)-(-)-norephedrine, (S)-(+)-2-(aminomethyl)pyrrolidine and (R)-(-)-1-cyclohexylethylamine.

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
2,4,6-Triphenylpyrylium tetrafluoroborate is used as a sensitizer to carry out the photo oxidation of cathecol. It is also used in the preparation of three N-alkylpyridinium photosensitizers by reacting with (1R,2S)-(-)-norephedrine, (S)-(+)-2-(aminomethyl)pyrrolidine and (R)-(-)-1-cyclohexylethylamine.

Solubility
Insoluble in water, ethyl alcohol, diethyl ether. Soluble in trifluroacetic acid.

Notes
Moisture Sensitive. Store away from oxidizing agents, water/moisture. Store under inert gas. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Specifications

Chemical Identifiers

• CAS: 448-61-3
• Molecular Formula: C23H17BF4O
• Molecular Weight (g/mol): 396.19
• MDL Number: MFCD00012001
• InChI Key: VQYPWMWEJGDSTF-UHFFFAOYSA-N
• Synonym: 2,4,6-triphenylpyrylium tetrafluoroborate, 2,4,6-triphenyl-1??-pyran-1-ylium tetrafluoroborate, 2,4,6-triphenylpyryliumtetrafluoroborate, pyrylium, 2,4,6-triphenyl-, tetrafluoroborate 1-, 2,4,6-triphenyl-pyrylium tetrafluoroborate
• PubChem CID: 9930615
• IUPAC Name: 2,4,6-triphenylpyrylium;tetrafluoroborate
• SMILES: F[B-](F)(F)F.C1=CC=C(C=C1)C1=CC(=[O+]C(=C1)C1=CC=CC=C1)C1=CC=CC=C1

• Melting Point: 248°C to 254°C
• Quantity: 100 g
• Beilstein: 3586533
• Sensitivity: Moisture sensitive
• Solubility Information: Insoluble in water,ethyl alcohol,diethyl ether. Soluble in trifluroacetic acid.
• Formula Weight: 396.2
• Percent Purity: 97%
• Chemical Name or Material: 2,4,6-Triphenylpyrylium tetrafluoroborate

Safety and Handling

Hazard Category	H302+H312+H332-H315-H319-H335
Hazard Statement	GHS H Statement H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P362-P501c
DOTInformation	Hazard Class: 6.1; Packaging Group: III
EINECSNumber	207-186-4
RTECSNumber	UZ1370000
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only