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Simple and compelling biomimetic metal-organic framework catalyst for the degradation of nerve agent simulants.
Katz, Michael J; Mondloch, Joseph E; Totten, Ryan K; Park, Jin K; Nguyen, Sonbinh T; Farha, Omar K; Hupp, Joseph T.
Affiliation
  • Katz MJ; Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208-3113 (USA).
Angew Chem Int Ed Engl ; 53(2): 497-501, 2014 Jan 07.
Article in En | MEDLINE | ID: mdl-24273208
Inspired by biology, in which a bimetallic hydroxide-bridged zinc(II)-containing enzyme is utilized to catalytically hydrolyze phosphate ester bonds, the utility of a zirconium(IV)-cluster-containing metal-organic framework as a catalyst for the methanolysis and hydrolysis of phosphate-based nerve agent simulants was examined. The combination of the strong Lewis-acidic Zr(IV) and bridging hydroxide anions led to ultrafast half-lives for these solvolysis reactions. This is especially remarkable considering that the actual catalyst loading was a mere 0.045 % as a result of the surface-only catalysis observed.
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Full text: 1 Database: MEDLINE Main subject: Organometallic Compounds / Zinc / Zirconium / Chemical Warfare Agents / Biomimetic Materials Language: En Journal: Angew Chem Int Ed Engl Year: 2014 Type: Article

Full text: 1 Database: MEDLINE Main subject: Organometallic Compounds / Zinc / Zirconium / Chemical Warfare Agents / Biomimetic Materials Language: En Journal: Angew Chem Int Ed Engl Year: 2014 Type: Article