Synthesis and X-ray Crystal Structures of (C5HiPr4)Ln(BH4)2(THF)(Ln = Nd and Sm), Versatile Precursors for Polymerization Catalysts

Organometallic Compounds of the Lanthani

Organometallic Compounds of the Lanthanides. 127 [1] Synthesis of Monomeric Bis(cyclopentadienyl)lanthanide Tetrahydroborates with Bulky Cyclopentadienyl Ligands. Single Crystal X-ray Structures of [(η5-C5Me5)2SmBH4(THF)] and [(η5-C5Me4Et)2Y(μ-H)2BH2(THF)]

✍ Herbert Schumann; Markus R. Keitsch; Jörg Demtschuk; Stefan Mühle 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 German ⚖ 171 KB 👁 2 views

The trichlorides of yttrium, samarium, and lutetium react with 2 equivalents of Na[C 5 H 4 t Bu] and 1 equivalent of NaBH 4 to give [(g 5 -C 5 H 4 t Bu) 2 LnBH 4 (THF)] (Ln = Y (1), Sm (2), Lu (3)) or with 2 equivalents of Na[C 5 Me 4 R] and 1 equivalent of NaBH 4 to form [(g 5 -C 5 Me 4 R) 2 ĹnBH 4