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Atomfair o-Tolyl Trifluoromethanesulfonate C8H7F3O3S
Description o-Tolyl Trifluoromethanesulfonate (CAS No. 66107-34-4) is a high-purity, organosulfur compound with the molecular formula C8H7F3O3S . Also known as (2-methylphenyl) trifluoromethanesulfonate , this reagent is widely utilized in organic synthesis and pharmaceutical research due to its excellent reactivity as a triflate ester. Its structure features a trifluoromethanesulfonate group (-OTf) attached to an o -tolyl (2-methylphenyl) ring, making it a versatile electrophile for cross-coupling reactions, such as Suzuki-Miyaura and Heck reactions. This compound is supplied as a clear to pale-yellow liquid with >98% purity (GC), ensuring optimal performance in demanding synthetic applications. It is moisture-sensitive and should be stored under…
Description
Description
o-Tolyl Trifluoromethanesulfonate (CAS No. 66107-34-4) is a high-purity, organosulfur compound with the molecular formula C8H7F3O3S. Also known as (2-methylphenyl) trifluoromethanesulfonate, this reagent is widely utilized in organic synthesis and pharmaceutical research due to its excellent reactivity as a triflate ester. Its structure features a trifluoromethanesulfonate group (-OTf) attached to an o-tolyl (2-methylphenyl) ring, making it a versatile electrophile for cross-coupling reactions, such as Suzuki-Miyaura and Heck reactions.
This compound is supplied as a clear to pale-yellow liquid with >98% purity (GC), ensuring optimal performance in demanding synthetic applications. It is moisture-sensitive and should be stored under inert conditions (argon/nitrogen) at 2-8??C. Suitable for use in anhydrous solvents like THF, DCM, and DMF. Hazard statements apply (H314, H290)??handle with appropriate PPE.
- CAS No: 66107-34-4
- Molecular Formula: C8H7F3O3S
- Molecular Weight: 240.20
- Exact Mass: 240.00679974
- Monoisotopic Mass: 240.00679974
- IUPAC Name: (2-methylphenyl) trifluoromethanesulfonate
- SMILES: CC1=CC=CC=C1OS(=O)(=O)C(F)(F)F
- Synonyms: o-tolyl Trifluoromethanesulfonate, 811-162-4, 66107-34-4, Methanesulfonic acid, trifluoro-, 2-methylphenyl ester, (2-methylphenyl) trifluoromethanesulfonate
Application
o-Tolyl Trifluoromethanesulfonate serves as a key intermediate in palladium-catalyzed coupling reactions to construct biaryl scaffolds for drug discovery. It is particularly valuable in synthesizing agrochemicals and liquid crystal materials due to its electron-withdrawing triflate group. Researchers also employ it as a precursor for chiral ligand synthesis in asymmetric catalysis. Its stability under acidic conditions makes it suitable for late-stage functionalization in complex molecule synthesis.
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