Organometallic Niobium and Tantalum Comp
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Steffen Blaurock; Evamarie Hey-Hawkins
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Article
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2002
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John Wiley and Sons
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German
⚖ 173 KB
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The reaction of [Cp\*MCl 4 ] (M ϭ Nb, Ta; Cp\* ϭ C 5 Me 5 ) with PH 2 R in toluene at room temperature gives the primary phosphine complexes [Cp\*MCl 4 (PH 2 R)] [Cp\* ϭ C 5 Me 5 ; M ϭ Nb: R ϭ Bu t (1a), Ad (2a), Cy (3a), Ph (4a), 2,4,6-Me 3 C 6 H 2 (Mes) (5a); M ϭ Ta: R ϭ Bu t (1b), Ad (2b), Cy (3b