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696641

Sigma-Aldrich

3,3-Dimethyl-1-(trifluoromethyl)-1,2-benziodoxole

95%

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Synonym(s):
1,3-Dihydro-3,3-dimethyl-1-(trifluoromethyl)-1,2-benziodoxole, Togni’s Reagent
Empirical Formula (Hill Notation):
C10H10F3IO
CAS Number:
887144-97-0
Molecular Weight:
330.09
MDL number:
MFCD10567056
UNSPSC Code:
12352101
PubChem Substance ID:
329761847
NACRES:
NA.22

Quality Level

100

Assay

95%

form

powder

reaction suitability

reaction type: C-C Bond Formation

mp

75-79 °C

storage temp.

2-8°C

SMILES string

CC1(C)O[I](c2ccccc12)C(F)(F)F

InChI

1S/C10H10F3IO/c1-9(2)7-5-3-4-6-8(7)14(15-9)10(11,12)13/h3-6H,1-2H3

InChI key

HVAPLSNCVYXFDQ-UHFFFAOYSA-N

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Application

Easily accessible hypervalent iodine compound acting as an electrophilic CF3-transfer reagent for direct, mild, and efficient trifluoromethylation.

Trifluoromethylation of a variety of compounds including:
  • Secondary and primary aryl- and alkylphospines
  • Phenols
  • Peptides containing cysteine residudes by SPPS and electrophilic S-trifluoromethylation
  • Arenes and N-heterocycles
  • Electrophilic N-trifluoromethylation of Arozoles

related product

Product No.
Description
Pricing

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Warning

Hazard Statements

H228,H315,H319,H335

Hazard Classifications

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

Target Organs

Respiratory system

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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Patrick Eisenberger et al.
Chemical communications (Cambridge, England), 13(13), 1575-1577 (2008-03-21)
A direct, mild and efficient trifluoromethylation of primary and secondary phosphines is achieved with easily accessible, cheap hypervalent iodine compounds acting as electrophilic CF(3)-transfer reagents.
Electrophilic trifluoromethylation of arenes and N-heteroarenes using hypervalent iodine reagents
Wiehn, M. S.; Vinogradova, E. V.; Togni, A.
Journal of Fluorine Chemistry, 131, 951-957 (2010)
Katrin Niedermann et al.
Angewandte Chemie (International ed. in English), 51(26), 6511-6515 (2012-05-23)
Effective CF(3) transfer: Various electron-rich nitrogen heterocycles (pyrazoles, triazoles, and tetrazoles) can be directly N-trifluoromethylated by a hypervalent iodine reagent in an efficient manner. The optimized procedure, which includes an in situ silylation of the substrate followed by an acid-catalyzed
Reactivity of a 10-I-3 Hypervalent Iodine Trifluoromethylation Reagent With Phenols
Stanek, K.; Koller, R.; Togni, A.
The Journal of Organic Chemistry, 19, 7678-7685 (2008)

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