Toyohisa Fujimoto

Selective synthesis of three conformational isomers of tetrakis[(ethoxycarbonyl)methoxy]thiacalix[4]arene and their complexation properties towards alkali metal ions †

Nobuhiko Iki, Fumitaka Narumi, Toyohisa Fujimoto et al. · Journal of the Chemical Society Perkin Transactions 2 · 1998 · 144 citations

Inorganic Chemistry, Chemical Engineering, Ion Selectivity +14

A New Water-Soluble Host Molecule Derived from Thiacalixarene

Nobuhiko Iki, Toyohisa Fujimoto, Sotaro Miyano · Chemistry Letters · 1998 · 132 citations

Hydrophobic Cavity, Chemical Engineering, Direct Sulfonation +9

Novel molecular receptors based on a thiacalix[4]arene platform. Preparations of the di- and tetracarboxylic acid derivatives and their binding properties towards transition metal ions

Nobuhiko Iki, Naoya Morohashi, Fumitaka Narumi et al. · Tetrahedron Letters · 1999 · 102 citations

Novel Molecular Receptors, Transition Metal Ions, Medicine +7

Almost Complete Removal of Trace Amount of Halogenated Organic Compounds in Water: An Approach by Use of a Combination of Water-Soluble Thiacalixarene and Ion-Exchange Resins

Nobuhiko Iki, Toyohisa Fujimoto, Taku Shindo et al. · Chemistry Letters · 1999 · 27 citations

Solvent Extraction, Removal Methods, Engineering +19