The dimeric mixed‐ligand titanacarborane sandwich [1‐(Cp)‐1‐Ti‐2‐(Me)‐3‐(SiMe3)‐2,3‐C2B4H4]2 |
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Authors: | Narayan S. Hosmane Chong Zheng |
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Abstract: | The title dimer, bis[1‐cyclopentadienyl‐2‐methyl‐1‐titana‐3‐trimethylsilyl‐2,3‐dicarba‐closo‐hexaborane(6)], [Ti(C5H5)(C6H16B4Si)]2, reveals that the centrosymmetric molecule consists of two bent‐sandwich titanacarboranes bridged by the B—H—Ti bonds. The average bond distances are Ti—B 2.445 (3), Ti—C(cage) 2.334 (2) and Ti—C(Cp) 2.376 (3) Å, and the corresponding bond angles are Cp—Ti—Cp 163.2 (1) and Cp—Ti—Cb (Cb = C2B3 face) 139.9 (1)°; the Ti—H separations are 2.10 (2) and 2.19 (2) Å. |
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