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Synthese von Bis(η 5 ‐cyclopentadienyl)(1,2,3‐triphenyltriphosphan‐1,3‐diyl)zirconium(IV) und ‐hafnium(IV), (M = Zr, Hf) und Struktur des Hafnocenderivates
Author(s) -
Hey Evamarie,
Bott Simon G.,
Atwood Jerry L.
Publication year - 1988
Publication title -
chemische berichte
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.667
H-Index - 136
eISSN - 1099-0682
pISSN - 0009-2940
DOI - 10.1002/cber.19881210327
Subject(s) - hafnium , chemistry , zirconium , metallacycle , cyclopentadienyl complex , crystal structure , metallocene , derivative (finance) , diastereomer , medicinal chemistry , crystallography , x ray crystallography , stereochemistry , inorganic chemistry , organic chemistry , catalysis , polymerization , polymer , optics , physics , diffraction , financial economics , economics
Synthesis of Bis(η 5 ‐cylopentadienyl)(1,2,3‐triphenyltriphosphane‐1,3‐diyl)zirconium(IV) and ‐hafnium(IV) , (M = Zr, Hf), and Structure of the Hafnocene Derivative The reaction of [MCp 2 Cl 2 ] (M = Zr, Hf; Cp = η 5 ‐C 5 H 5 ) with [LiPHPh · 2 THF] and of [ZrCp 2 Me 2 ] with PH 2 Ph leads to ( 1a , M = Zr; 1b , M = Hf). The crystal structure of 1b shows that only one diastereomer is present [( R ) at P(1), ( S ) at P(3)] and that the HfP 3 metallacycle is virtually coplanar.
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