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530999

Sigma-Aldrich

Bis(4-tert-butylphenyl)iodonium triflate

electronic grade, ≥99% trace metals basis

Synonym(s):

Bis(4-tert-butylphenyl)iodonium trifluoromethanesulfonate, DtBPIT

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About This Item

Linear Formula:
[(CH3)3CC6H4]2ICF3SO3
CAS Number:
84563-54-2
Molecular Weight:
542.39
MDL number:
MFCD02683471
UNSPSC Code:
12162002
PubChem Substance ID:
24877792
NACRES:
NA.23

grade

electronic grade

description

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

Assay

≥99% trace metals basis

mp

162-166 °C (lit.)

solubility

ethyl lactate: ~25%
γ-butyrolactone: ~50%
PGMEA: ~50%

SMILES string

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

InChI

1S/C20H26I.CHF3O3S/c1-19(2,3)15-7-11-17(12-8-15)21-18-13-9-16(10-14-18)20(4,5)6;2-1(3,4)8(5,6)7/h7-14H,1-6H3;(H,5,6,7)/q+1;/p-1

InChI key

VGZKCAUAQHHGDK-UHFFFAOYSA-M

Application

Cationic photoinitiator. Photoacid generator.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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