Crystal and molecular structure of tris(ethylenediamine)nickel(II) tetraphenylborate-tris(dimethyl sulfoxide), [Ni(NH2CH2CH2NH2)3][B(C6H5)4]2.3(CH3)2SO. Factors influencing the ring conformations in tris(ethylenediamine) metal complexes

1978 ◽  
Vol 17 (2) ◽  
pp. 365-374 ◽  
Author(s):  
Roger E. Cramer ◽  
James T. Huneke
1986 ◽  
Vol 41 (8) ◽  
pp. 1005-1010 ◽  
Author(s):  
Wolf Peter Fehlhammer ◽  
Ulrike Plaia

AbstractThe dicarbene complexes, MnBr(CO)3 [xxx] (1) and [xxx] (2), are synthesized from metal carbonyl precursors and CNCH2CH2OH . Factors influencing this 2-hydroxyalkyl isocyanide → N ,O-carbene isomerization are discussed. The crystal and molecular structure of 2 shows a distorted trigonal geometry about the central Ni atom. Extensive hydrogen bonding ((N )H ··· F 2.09, 2.38 Å ) occurs between cations and anions giving rise to infinite chains. Other pertinent bonding parameters are Ni-C (carbene) 1.860(4), 1.864(4) Å; C(carbene) [xxx] N 1.309(6), 1.304(6) Å , and C - Ni - C 97.7(2)°.


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