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Nafion is a registered trademark of E. I. DuPont de Nemours & Co., Inc./n
Perfluorinated super-acidic ion-exchange resin (review): Synthesis, 513 (1986), useful e.g. in acetalizations and deacetalizations: Synthesis, 962 (1982), intermolecular Friedel-Crafts acylations: J. Org. Chem., 48, 3359 (1983), intramolecular Friedel-Crafts cyclization of o-aralkylbenzoic acids to ketones: J. Org. Chem., 56, 3955 (1991), and ω-epoxyalkyl arenes to benzo-fused cycloalkylmethanols: Synthesis, 1133 (1998)./n
Hazard Statements: H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.