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Key Documents

531014

Sigma-Aldrich

Bis(4-tert-butylphenyl)iodonium perfluoro-1-butanesulfonate

electronic grade, ≥99%

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About This Item

Linear Formula:
[(CH3)3CC6H4]2IC4F9SO3
CAS Number:
Molecular Weight:
692.42
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

grade

electronic grade

description

Total acid <2 × 10-3 mol/kg
Total base <2 × 10-3 mol/kg

assay

≥99%

mp

175-177 °C (lit.)

solubility

PGMEA: ~40%
ethyl lactate: ~55%
γ-butyrolactone: ~65%

SMILES string

[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F.CC(C)(C)c1ccc([I+]c2ccc(cc2)C(C)(C)C)cc1

InChI

1S/C20H26I.C4HF9O3S/c1-19(2,3)15-7-11-17(12-8-15)21-18-13-9-16(10-14-18)20(4,5)6;5-1(6,3(9,10)11)2(7,8)4(12,13)17(14,15)16/h7-14H,1-6H3;(H,14,15,16)/q+1;/p-1

InChI key

DJBAOXYQCAKLPH-UHFFFAOYSA-M

Application

Cationic photoinitiator. Photoacid generator.

pictograms

Exclamation mark

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


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