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4-Sulfonic-calixarene hydrate is used to selectively extracts uranium dioxide ions from solutions containing other metal ions, e.g. sea water
Seiji Shinkai.; Yoshiharu Shiramama.; Hiroshi Satoh.; Osamu Manabe.; Takashi Arimura.; Kiyoshi Fujimoto.; Tsutomu Matsuda. Selective extraction and transport of UO22+ with calixarene-based uranophiles. J. Chem. Soc. 1989, (8), 1167-1171.
Selectively extracts UO2 2+ ions from solutions containing other metal ions, e.g. sea water: J. Am. Chem. Soc., 109, 6371 (1987).
For general references on calixarenes, see 4-tert-Butylcalixarene, B21515.
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.