Difference between revisions 6001686 and 6001687 on simplewiki

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| ImageFileL1 = Ferrocene.svg
| ImageSizeL1 = 80 px
| ImageFileR1 = Ferrocene-from-xtal-3D-balls.png
| ImageSizeR1 = 120 px
| ImageFile2 = Photo of Ferrocene (powdered).JPG
(contracted; show full)ournal=Journal of the Chemical Society|pages =632–635}}</ref><ref name=r1>{{cite journal|author = Pierre Laszlo, Roald Hoffmann,|title = Ferrocene: Ironclad History or Rashomon Tale? |journal = Angewandte Chemie International Edition |year = 2000 |volume = 39 |pages = 123–124 |doi = 10.1002/(SICI)1521-3773(20000103)39:1<123::AID-ANIE123>3.0.CO;2-Z |pmid=10649350|issue = 1}}</ref> This stability was accorded to the aromatic character of the negative charged cyclopentadienyls, but the
 sandwich structure of the η<sup>5</sup> (pentahapto) compound was not recognized by themy were not the ones to recognize the η<sup>5</sup> (pentahapto) sandwich structure.

[[Robert Burns Woodward]] and [[Geoffrey Wilkinson]] deduced the structure based on its reactivity.<ref>{{cite journal |author = G. Wilkinson, M. Rosenblum, M. C. Whiting, R. B. Woodward |title = The Structure of Iron Bis-Cyclopentadienyl |journal = [[Journal of the American Chemical Society]] |year = 1952|volume = 74 |pages = 2125–2126 |doi = 10.1021/ja01128a527 |issue = 8}}</ref> Independently [[Ernst Otto Fischer]] also came to the conclusion of the sandwich structure and started to synthe(contracted; show full)[[ru:Ферроцен]]
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