S-Trifluoromethyl-2,8-bis(trifluoromethoxy)dibenzothiophenium Triflate (CAS 2833773-70-7) is a high-quality chemical from TCI, supplied as HPLC Grade.
Application: Synthesis reagent for a wide range of organic chemistry transformations in laboratory and industrial settings.
Specifications:
- Molecular formula: C16H6F12O5S2
- CAS number: 2833773-70-7
- Purity: >98.0%(HPLC)(T)
- TCI product code: T4082
Synonyms: Umemoto Reagent IV; 2,8-Bis(trifluoromethoxy)-5-(trifluoromethyl)dibenzo[b,d]thiophenium Trifluoromethanesulfonate
Available from AMI Scientific, the authorised TCI distributor in Indonesia. Contact us for pricing and stock availability — we ship throughout Indonesia.
Advantages (TCI brochure)
- Stable and easy-to-handle powder
- Enables trifluoromethylation of ketoesters, electron-rich aromatic rings and hydroxylamines
TCI brochures (PDF)
- Powerful, Electrophilic Trifluoromethylating Agent Umemoto Reagent IV 2023-01-27 · p. 1
- Easy-to-Handle Trifluoromethylating Agent for Multiple Uses 2025-06-19 · p. 1
- Trifluoromethylating Reagents 2024-08-27 · p. 1
- Fluorination Reagents, Fluorinated Building Blocks 2026-03-18 · p. 9
Related TCI products
- TCI T1531 68602-57-3 Trifluoroacetyl Triflate [Powerful Trifluoroacetylating Reagent]
- TCI T4037 2648079-79-0 5-(Trifluoromethyl)-5H-thianthren-5-ium Trifluoromethanesulfonate
- TCI T2624 887144-97-0 1-Trifluoromethyl-3,3-dimethyl-1,2-benziodoxole
- TCI P2172 1334890-93-5 (1,10-Phenanthroline)(trifluoromethyl)(triphenylphosphine)copper(I)
- TCI C3668 2058252-91-6 Chloro(p-cymene)[2-[(di-tert-butylphosphino)methyl]pyridine]ruthenium(II) Triflate
- TCI T3236 912824-84-1 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzothiophene
From the TCI brochure
- Trifluoromethylation of a ketoester substrate (reaction scheme with NaH, DMF; product shown only as structure)
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References cited in the TCI brochure
- Sagar R. Mudshinge. Synthesis and applications of S-(trifluoromethyl)-2,8-bis(trifluoromethoxy)dibenzothiophenium triflate (Umemoto reagent IV) Journal of Fluorine Chemistry, 2022. doi:10.1016/j.jfluchem.2022.110015
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