Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

526967

Sigma-Aldrich

(4-Methoxyphenyl)diphenylsulfonium triflate

Synonym(s):

(4-Methoxyphenyl)diphenylsulfonium trifluoromethanesulfonate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C20H17F3O4S2
CAS Number:
116808-67-4
Molecular Weight:
442.47
MDL number:
MFCD02683565
UNSPSC Code:
12352300
PubChem Substance ID:
24874591
NACRES:
NA.23

mp

101-104 °C (lit.)

λmax

260 nm

SMILES string

[O-]S(=O)(=O)C(F)(F)F.COc1ccc(cc1)[S+](c2ccccc2)c3ccccc3

InChI

1S/C19H17OS.CHF3O3S/c1-20-16-12-14-19(15-13-16)21(17-8-4-2-5-9-17)18-10-6-3-7-11-18;2-1(3,4)8(5,6)7/h2-15H,1H3;(H,5,6,7)/q+1;/p-1

InChI key

WBUSZOLVSDXDOC-UHFFFAOYSA-M

Application

Cationic photoinitiator. Photoacid generator.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
08716HI
06308CI

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service