207596-29-0 Purity
≥99%
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Specification
Hybrid microspheres can be successfully prepared from hydrated zirconia and organic copolymers, and the microspheres can be used in applications involving surface treatment, such as catalysis, adsorption, ion exchange, etc. The synthesis of hybrid microspheres is divided into two steps, namely the synthesis of P(ClVBTA-co-HEMA) microspheres and hybridization with the inorganic precursor zirconium tetra-butoxide [Zr(ButO-)4].
Synthesis of hybrid microspheres
· The synthesis of the poly(4-vinyl benzyl trimethyl ammonium chloride-co-2-hydroxy ethyl methacrylate), P(ClVBTA-co-HEMA), and microspheres was carried out by emulsion polymerization in a water-inoil (w/o) system.
· The synthesis of hybrid microspheres was carried out by impregnation of polymer microspheres with an inorganic precursor (IP) of Zr (ButO-)4, followed by a sol-gel reaction, leading to the oxide formation.
· The impregnation step included the study of the chemical precursor concentration (30-80 wt%), the solvent for impregnation (ethanol, 1,4-dioxane, 2-propanol, 1-butanol) and time (2-5 days).
· The polymeric microspheres were submerged in a solution of the inorganic precursor at room temperature and stirred at 250 rpm. After removing excess inorganic precursors by filtration, the impregnated microspheres were immersed in an ethanol/water 1:1 solution at 250 rpm for 24 h and finally dried in a 40 °C oven for 24 h.
An efficient catalyst
Zirconium(IV) tert-butoxide can be used to catalyze the synthesis of chiral N- tert-butane sulfinyl trifluoromethyl ketone imine.
The molecular formula of Zirconium(IV) tert-butoxide is C16H40O4Zr.
The molecular weight of Zirconium(IV) tert-butoxide is 387.71 g/mol.
The IUPAC name of Zirconium(IV) tert-butoxide is 2-methylpropan-2-ol;zirconium.
The InChI of Zirconium(IV) tert-butoxide is InChI=1S/4C4H10O.Zr/c4*1-4(2,3)5;/h4*5H,1-3H3.
The InChIKey of Zirconium(IV) tert-butoxide is WRMYASGYMABHCC-UHFFFAOYSA-N.
The canonical SMILES of Zirconium(IV) tert-butoxide is CC(C)(C)O.CC(C)(C)O.CC(C)(C)O.CC(C)(C)O.[Zr].
The CAS number of Zirconium(IV) tert-butoxide is 2081-12-1.
The European Community (EC) number of Zirconium(IV) tert-butoxide is 629-227-9.
The hydrogen bond donor count of Zirconium(IV) tert-butoxide is 4.
The hydrogen bond acceptor count of Zirconium(IV) tert-butoxide is 4.