N,N-bis(trifluoromethylsulfonyl)aniline CAS 37595-74-7

N,N-bis(trifluoromethylsulfonyl)aniline (CAS 37595-74-7)

A high-performance trifluoromethanesulfonyl derivative widely utilized in advanced organic synthesis, lithium battery electrolytes, and pharmaceutical intermediates. This fluorinated compound exhibits exceptional thermal stability (decomposition temperature >300°C) and strong electron-withdrawing properties.

Technical Specifications & Competitive Advantages

Industrial Applications

1. Lithium-Ion Battery Electrolytes

Enhances ionic conductivity (up to 8.2 mS/cm at 25°C) while suppressing aluminum current collector corrosion. Enables high-voltage (>4.5V) battery systems for EV applications.

2. Pharmaceutical Intermediate

Critical building block for tyrosine kinase inhibitors and PET imaging agents. Enables efficient ¹⁸F-radiolabeling in cancer diagnostics.

3. Polymer Modification

Imparts flame retardancy (LOI >32%) and chemical resistance to engineering plastics like PEEK and PEKK.

Implementation Scenarios

Battery Technology Innovation

Implemented as 0.5M additive in LiPF₆-based electrolytes, achieving 92% capacity retention after 1000 cycles in NMC811 cells.

Anticancer Drug Synthesis

Used as directing group in palladium-catalyzed C-H activation reactions, improving yield from 68% to 89% in osimertinib precursor synthesis.

Client Implementations

Case 1: Top 3 EV Battery Manufacturer

Challenge: Cycle life degradation in 4.4V-class batteries
Solution: 0.3 wt% additive in electrolyte formulation
Outcome: 40% reduction in cathode SEI growth rate

Case 2: Oncology Pharma Leader

Challenge: Low radiochemical yield in ¹⁸F-labeled tracer
Solution: Triflate-directed radiofluorination
Outcome: RCY increased from 15% to 42% (n=5)

Case 3: Aerospace Material Supplier

Challenge: Hydrocarbon resistance in composite matrices
Solution: 2% monomer incorporation
Outcome: 78% reduction in diesel fuel swelling

Technical Inquiry & Sample Request

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