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530980 Sigma-Aldrich

Diphenyliodonium p-toluenesulfonate

electronic grade, ≥99% trace metals basis

Synonym: DPIpTS

  • CAS Number 6293-66-9

  • Linear Formula (C6H5)2IC6H4(SO3)CH3

  • Molecular Weight 452.31

  •  MDL number MFCD00467678

  •  PubChem Substance ID 24877791

  •  NACRES NA.23

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Properties

Related Categories Cationic Photoinitiators, Materials Science, Micro/NanoElectronics, Organic Photoinitiators, Photoacid Generators (PAGs),
grade   electronic grade
assay   ≥99% trace metals basis
total acid   <2 × 10-3 mol/kg
total base   <2 × 10-3 mol/kg
mp   188-191 °C (lit.)
solubility   PGMEA: <1%
  ethyl lactate: <1%
  γ-butyrolactone: ~5%
λmax   222 nm
SMILES string   Cc1ccc(cc1)S([O-])(=O)=O.[I+](c2ccccc2)c3ccccc3
InChI   1S/C12H10I.C7H8O3S/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12;1-6-2-4-7(5-3-6)11(8,9)10/h1-10H;2-5H,1H3,(H,8,9,10)/q+1;/p-1
InChI key   UMIKAXKFQJWKCV-UHFFFAOYSA-M

Description

Packaging

1 g in poly bottle

Application

Cationic photoinitiator. Photoacid generator.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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