Syntheses, Crystal Structures, and Properties of Two New Ion-Pair Compounds Based Upon bis(1,2,5-thiadiazole-3, 4-dithiolate)nickelate Anion and Substituted Benzyltriphenylphosphium Cations

• Published in: Synthesis and reactivity in inorganic, metal-organic, and nano-metal chemistry Vol. 43; no. 4; pp. 434 - 439
• Main Authors: Chen, Wei-Qiang, Liu, Xiang-Yue, Zhou, Dong-Dong, Yin, Wen-Tao, Han, Song, Liu, Xiao-Ping, Yang, Le-Min, Zhou, Jia-Rong, Ni, Chun-Lin
• Format: Journal Article
• Language: English
• Published: Taylor & Francis Group 21-04-2013
• Subjects: Anions; bis(1,2,5-thiadiazole-3,4-dithiolate)nickelate anion; crystal structures; substituted benzyltriphenylphosphium; weak interactions
• ISSN: 1553-3174; 1553-3182
• DOI: 10.1080/15533174.2012.740746

Two new ion-pair compounds based on [Ni(tdas)
2
]
2−
(tdas = 1,2,5-thiadiazole-3,4-dithiolate) anion with substituted benzyl triphenylphosphium cation, [2ClBzTPP]
2
[Ni(tdas)
2
](1) and [4ClBzTPP]
2
[Ni(tdas)
2
](2), have been prepared and characterized by UV, IR, ESI-MS, molar conductivity, and single-crystal X-ray diffraction. Single-crystal X-ray diffraction analyses indicate that 1 crystallizes in the triclinic space group P-1, while 2 crystallizes in the monoclinic space group P2
1
/n. Some intramolecular contacts such as C−H···Cl, C−H···S, C−H···N or S···Cl weak interactions observed in 1 and 2 consolidate the crystal packing and generate a 3D network structure.