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The title compound, octa-μ 3 -thio-hexakis(triphenylphosphine)-octahedro-hexacobalt-triphenylphosphine-1,2-dichloroethane-water (1/2/2/1), [Co 6 S 8 (C 18 H 15 P) 6 ].2C 18 H 15 P.2C 2 H 4 Cl 2 .H 2 O, was prepared by the reaction of CoCl(PPh 3 ) 3 with Na(mpo) (mpo = 2-mercaptopyridine N-oxide) or NaS t Bu. The molecular structure consists of discrete cluster units interspersed with molecules of free triphenylphosphine and solvent. The neutral cluster contains a slightly distorted Co 6 octahedron with each triangular face symmetrically capped by a μ 3 -S ligand. The molecular structure possesses a crystallographic inversion centre. The average Co-Co, Co-S and Co-P bond distances are 2.87 (6), 2.24(1) and 2.162(7)A, respectively. The hexacobalt sulfide cluster compound was formed via the capture of S atoms from thiolate reactants.

The structure of the title compound, [Pd(C 3 H 6 S 2 )(C 27 H 26 P 2 )].CH 3 CN, consists of discrete mononuclear palladium(II) complex and acetonitrile molecules. The Pd atom is fourfold coordinated by two P atoms from the phosphine ligand and two S atoms from the C 3 H 6 S 2 2- ligand in a distorted square-planar geometry. The average Pd-S and Pd-P distances are 2.326(8) and 2.299 (7) A, respectively.

The title compound, [Ni(C 6 H 5 S) 2 (C 12 H 27 P) 2 ], was isolated from the reaction of NiCl 2 .6H 2 O, NaSPh and P n Bu 3 in MeOH. The molecule possesses a crystallographic inversion center at the Ni atom which is fourfold coordinated by two P and two S atoms with almost square-planar geometry. The Ni-S and Ni-P distances are 2.217 (2) and 2.245 (2) A, respectively.

0.8649 (3) 0.5317 (2) 0.0601 (9) 0.8705 (3) 0.5823 (3) 0.0764 (12) 0.7908 (3) 0.6254 (3) 0.0730 (11) 0.7059 (3) 0.6178 (2) 0.0613 (9) 0.6968 (2) 0.5686 (2) 0.0487 (8) 0.8953 (2) 0.4052 (2) 0.0492 (8) 0.9648 (2) 0.4486 (3) 0.0568 (9) 1.0454 (3) 0.4002 (3) 0.0734 (12) 1.0583 (3) 0.3143 (4) 0.0797 (13) 0.9927 (3) 0.2717 (3) 0.0733 (11) 0.9117 (3) 0.3179 (2) 0.0590 (9) 0.7715 (3) 0.3957 (2) 0.0598 (9) 0.5997 (2) 0.5647 (2) 0.0643 (10) 0.9598 (3) 0.5425 (3) 0.0778 (12)

2[(C 6 H 5 ) 4 P] + •[Cu 5 W 2 (C 5 H 10 NS 2 ) 3 O 2 S 6 ] 2− •C 3 H 7 NO cristallise dans P2 1 /c avec a=25,210, b=22,507, c=14,038 A, β=100,70°, Z=4; affinement jusqu'a R=0,059. L'anion est compose de deux unites defecteueuses comme le cubane OWS 3 Cu 2 et OWS 3 Cu 3 liees par deux liaisons faibles Cu-S et deux coordinats pontants S 2 CNEt 2 −

The title potentially tetradentate N,S,S,N-donor ligand, C26H20N2S2, has been structurally characterized. The two S atoms adopt a trans conformation, lying above and below the benzene ring. The two quinoline rings are planar, with one parallel to the benzene ring and the other nearly perpendicular to it.

The crystal structure of the copper(I) compound (C 8 H 20 N)[Cu(C 4 N 2 S 2 )(C 18 H 15 P) 2 ] consists of discrete [Et 4 N] + cations and [Cu(PPh 3 ) 2 {S 2 C 2 (CN) 2 )] - anions. The Cu atom in the anion is tetrahedrally coordinated by two phosphine ligands and two S atoms from the 2,2-di-cyano-1,1-ethylenedithiolate ligand. The average Cu-P and Cu-S distances are 2.278(5) and 2.423(5)A, respectively.

The title compound, [Pd(C7H7S)2(C26H24P)], is a mononuclear palladium(II) complex. The molecule possesses a crystallographic twofold axis and the Pd atom is four-coordinated by two phosphine P atoms and two S atoms from PhCH2S− ligands, and has a distorted square-planar geometry. The Pd—S and Pd—P distances are 2.360 (2) and 2.277 (2) A, respectively.

Cristallisation dans C2/c avec a = 26,499, b = 9,037 et c = 17,419 A, β = 107,33 °, Z = 4; affinement jusqu'a R = 0,053. Le complexe est un dimere dans lequel chaque atome Ni est en coordination 4 dans une geometrie plan carre.

[Pd(C 6 H 5 S) 2 {(C 6 H 5 ) 2 PCH 2 CH 2 P(C 6 H 5 ) 2 }] cristallise dans C2/c avec a=14,320, b=16,383, c=14,295 A, β=93,41 o , Z=4; affinement jusqu'a R=0,0269. La molecule possede un axe binaire passant par Pd et par les points medians de S−S et de P−P avec ces cinq atomes essentiellement plans