In the title salt, (C~25~H~21~FP)~2~[Ni(C~4~N~2~S~2~)~2~], the Ni^II^ ion lies on an inversion centre and the [Ni(mnt)~2~]^2−^ anion (mnt is maleonitriledithiolate) exhibits a square-planar coordination geometry. The (3-fluorobenzyl)triphenylphosphonium cation adopts a conformation in which the four
Bis[1-(3-cyanobenzyl)triphenylphosphonium] bis(1,2-dicyanoethene-1,2-dithiolato-κ2S,S′)nickelate(II)
✍ Scribed by Ni, Chun-lin ;Zhou, Jia-rong ;Hou, Yong
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 947 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
Experimental
Crystal data (C 26 H 21 NP) 2 [Ni(C 4 N 2 S 2 ) 2 ] M r = 1095.89 Monoclinic, P2 1 =n a = 19.158 (4) A b = 14.956 (3) A c = 19.598 (4) A ˚ = 108.785 (4) V = 5316.3 (19) A ˚3 Z = 4 Mo K radiation = 0.63 mm À1 T = 298 (2) K 0.34 Â 0.22 Â 0.15 mm Data collection Bruker SMART APEX CCD diffractometer Absorption correction: multi-scan (SADABS; Sheldrick, 2004) T min = 0.834, T max = 0.912 25624 measured reflections 9356 independent reflections 6235 reflections with I > 2(I) R int = 0.076 Refinement R[F 2 > 2(F 2 )] = 0.061 wR(F 2 ) = 0.139 S = 1.09 9356 reflections
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In the title compound, (C 12 H 10 Br 2 N) 2 [Ni(C 4 N 2 S 2 ) 2 ], the Ni II atom of the anion lies on an inversion centre and exhibits a square-planar coordination geometry. The benzene and pyridine rings of the cation make a dihedral angle of 74.6 (3) . The cations (C1 and C2) and anions (A) are a
The title compound, (C~5~H~12~N)~2~[Ni(C~4~N~2~S~2~)~2~], is a new [Ni(mnt)~2~]^2−^ salt (mnt^2−^ is 1,2-dicyanoethene-1,2-dithiolate) with piperidinium [(PIH)^+^] cations. The Ni^II^ ion lies on an inversion centre and the asymmetric unit contains a (PIH)^+^ cation and one half of the [Ni(mnt)~2~]^
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.006 A Ê R factor = 0.055 wR factor = 0.133 Data-to-parameter ratio = 15.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.