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Kristallstruktur von Na3(NH4)12[Mo57Fe6(NO)6O174(OH)3(H2O)24]·76H2O, einer Verbindung mit einem ungewöhnlichen Clusteranion (1994)

Müller, A. ; Plass, W. ; Krickemeyer, E. ; [et al.]

Springer

Monatshefte für Chemie 125 (1994), S. 525-533

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ISSN: 1434-4475

Keywords: Cluster ; Crystal structure ; Polyoxometalate

Source: Springer Online Journal Archives 1860-2000

Topics: Chemistry and Pharmacology

Notes: Summary The X-ray crystal structure of the compound Na3(NH4)12[Mo57Fe6(NO)6O174(OH)3(H2O)24]·76H2O (3) [P63/mmc;a=2380.6(5),c=2763.4(7),Z=2], the giant cluster anion of which has the shape of a doughnut, shows remarkable details: The cluster [{Fe(H2O)2}6{Mo(μ-H2O)2(μ-OH)Mo}3{ Mo15(MoNO) 2 3+ O58(H2O)2}3]15− can be described as being composed of three transferable {Mo17} ligands bridged by cationic centers and contains a novel nanodimensional central cavity.

Type of Medium: Electronic Resource

URL: http://dx.doi.org/10.1007/BF00811844

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2,2-Difluor-1,2,3-trimethyl-1,3-diaza-2λ5-phospholidinProfessor Kurt Dehnicke zum 60. Geburtstage gewidmet (1991)

Fluck, E. ; Plass, W.

Weinheim : Wiley-Blackwell

Zeitschrift für anorganische Chemie 595 (1991), S. 53-56

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ISSN: 0044-2313

Keywords: 1,3-Diaza-2λ5-phospholidine ; difluoro-1,3-diaza-2λ5-phospholidine ; n.m.r., i.r., mass spectra ; Chemistry ; Inorganic Chemistry

Source: Wiley InterScience Backfile Collection 1832-2000

Topics: Chemistry and Pharmacology

Description / Table of Contents: 2,2-Difluoro-1,2,3-trimethyl-1,3-diaza-2λ5-phospholidineThe title compound 1 is obtained in about 50% yield by oxidative fluorination of 1,2,3-trimethyl-1,3-diaza-2λ3-phospholidine, 6, with IF5. 1 is characterized by its nmr, mass, and ir spectra.

Notes: Die Titelverbindung 1 wird durch oxidative Fluorierung von 1,2,3-Trimethyl-1,3-diaza-2λ3-phospholidin, 6, mit IF5 in ca. 50%iger Ausbeute erhalten. 1 ist durch seine NMR-, Massen- und IR-Spektren charakterisiert.

Additional Material: 1 Tab.