N,N-bis(trifluoromethylsulfonyl)aniline CAS 37595-74-7
Chemical Name: N,N-bis(trifluoromethylsulfonyl)aniline
CAS No.: 37595-74-7
Appearance: Crystal or crystalline powder
Assay:99%min
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Table of Contents
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
Parameter | Specification | Conventional Alternatives |
---|---|---|
Molecular Formula | C9H5F6NO4S2 | C6H5SO2NHR |
Purity | ≥99.5% (HPLC) | 95-98% |
Moisture Content | <50 ppm | 200-500 ppm |
Electrochemical Window | 4.8 V vs Li+/Li | 3.5-4.2 V |
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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2. Regulatory compliance documentation
3. Application-specific formulation guidance
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