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Organometallic tantalum complexes with phosphine, phosphanido and phosphinidene ligands. Syntheses and crystal structures of [Sp′TaCl4[PH2(2, 4, 6-Pri3C6H2)]], [Cp′Ta(μ-PPh2)(PPh2)]2·C7H8 and [Cp′TaCl[μ-P(2, 4, 6-Pri3C6H2)]]2· C7H8(Cp′ =C5H4Me)

✍ Scribed by Ghasan A. Abdul Hadi; Katharina Fromm; Steffen Blaurock; Svea Jelonek; Evamarie Hey-Hwakins


Publisher
Elsevier Science
Year
1997
Tongue
English
Weight
826 KB
Volume
16
Category
Article
ISSN
0277-5387

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✍ Steffen Blaurock; Evamarie Hey-Hawkins 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 German ⚖ 173 KB 👁 2 views

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