Merck
All Photos(1)

272345

Sigma-Aldrich

2,4,6-Triphenylpyrylium tetrafluoroborate

98%

Empirical Formula (Hill Notation):
C23H17BF4O
CAS Number:
Molecular Weight:
396.19
Beilstein:
3586533
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

form

powder

reaction suitability

reaction type: Photocatalysis
reagent type: catalyst

mp

250-251 °C (lit.)

photocatalyst activation

462 nm

SMILES string

F[B-](F)(F)F.c1ccc(cc1)-c2cc([o+]c(c2)-c3ccccc3)-c4ccccc4

InChI

1S/C23H17O.BF4/c1-4-10-18(11-5-1)21-16-22(19-12-6-2-7-13-19)24-23(17-21)20-14-8-3-9-15-20;2-1(3,4)5/h1-17H;/q+1;-1

InChI key

VQYPWMWEJGDSTF-UHFFFAOYSA-N

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Application

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

Packaging

5 g in glass bottle

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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