Synthesis, molecular structure and supramolecular chemistry of a new nickel-quinoxaline dithiolate system [Bu4N]2[Ni(6,7-qdt)2] (6,7-qdt=quinoxaline-6,7-dithiolate) and comparison of its electronic and electrochemical properties with those of [Bu4N]2[Ni(qdt)2] (qdt=quinoxaline-2,3-dithiolate)

Karlin, 2004, Dithiolene chemistry: synthesis, properties, and applications, Volume 52 Kato, 2004, Conducting metal dithiolene complexes: structural and electronic properties, Chem. Rev., 104, 5319, 10.1021/cr030655t Mercuri, 2010, Interactions modes and physical properties in transition metal chalcogenolene-based molecular materials, Coord. Chem. Rev., 254, 1419, 10.1016/j.ccr.2009.10.002 Coomber, 1996, Intermolecular interactions in the molecular ferromagnetic NH4Ni(mnt)2· H2O, Nature, 380, 144, 10.1038/380144a0 Ren, 2006, Design of a magnetic bistability molecular system constructed by H-bonding and π···π-staking interactions, Inorg. Chem., 45, 2229, 10.1021/ic051563k Robertson, 2002, Metal bis-1,2-dithiolene complexes in conducting or magnetic crystalline assemblies, Coord. Chem. Rev., 227, 93, 10.1016/S0010-8545(01)00457-X Deplano, 2010, Square-planar d8 metal mixed-ligand dithiolene complexes as second order nonlinear optical chromophores: structure/property relationship, Coord. Chem. Rev., 254, 1434, 10.1016/j.ccr.2009.12.022 Serrano-Andrés, 2009, Linear and nonlinear optical properties of a series of Ni-dithiolene derivatives, J. Chem. Phys., 131, 134312, 10.1063/1.3238234 Chen, 1998, Synthesis, charge distribution, and molecular second-order nonlinear optical properties of push–pull bisdithiolene nickel complexes, Adv. Mater., 3, 334, 10.1002/(SICI)1521-4095(199803)10:4<334::AID-ADMA334>3.0.CO;2-A Mueller-Westerhoff, 1991, The synthesis of dithiolene dyes with strong near-IR absorption, Tetrahedron, 47, 909, 10.1016/S0040-4020(01)80932-7 Deplano, 2001, New symmetrical and unsymmetrical nickel-dithiolene complexes useful as near-IR dyes and precursors of sulfur-rich donors, Comments Inorg. Chem., 22, 353, 10.1080/02603590108050876 Bai, 1999, Synthesis, structure and optical limiting effect of two new nickel complexes containing strongly bound geometrically fixed multi-sulfur 1, 2-dithiolene ligands showing remarkable near-IR absorption, J. Mater. Chem., 9, 2419, 10.1039/a902295c Madhu, 2008, New series of asymmetrically substituted bis(1, 2-dithiolato)-nickel(III) complexes exhibiting near IR absorption and structural diversity, Inorg. Chem., 47, 5055, 10.1021/ic701408m Aragoni, 2003, NIR dyes based on [M(R,R′timdt)2] metal-dithiolenes: additivity of M, R, and R′ contributions to tune the NIR absorption (M=Ni, Pd, Pt; R,R′timdt=monoreduced form of disubstituted imidazolidine-2,4,5-trithione), Eur. J. Inorg. Chem., 1939, 10.1002/ejic.200200602 Hine, 2010, Dithiolene complexes and the nature of molybdopetrin, Coord. Chem. Rev., 254, 1570, 10.1016/j.ccr.2010.01.017 Rees, 1997, A crystallographic view of the molybdenum cofactor, J. Chem. Soc. Dalton. Trans., 3909, 10.1039/a704048b Rudolph, 2001, Crystal structure of molybdopterin synthase and its evolutionary relationship to ubiquitin activation, Nat. Struct. Biol., 8, 42, 10.1038/87531 Johnson, 1982, Structural and metabolic relationship between the molybdenum cofactor and urothione, Proc. Natl. Acad. Sci. USA, 79, 6856, 10.1073/pnas.79.22.6856 Johnson, 1984, The pterin component of the molybdenum cofactor, J. Biol. Chem., 259, 5414, 10.1016/S0021-9258(18)91027-6 Boyde, 1987, Crystal structure of tris(quinoxaline-2,3-dithiolato)molybdate(V); a distorted trigonal prismatic complex, J. Chem. Soc. Dalton. Trans., 2267, 10.1039/dt9870002267 Boyde, 1987, Structure and properties of tris(quinoxaline-2, 3-dithilato)molybdate(IV), J. Chem. Soc. Dalton. Trans., 297, 10.1039/dt9870000297 Boyde, 1986, Structure and properties of tris(quinoxaline-2, 3-dithilato)molybdate(IV), Polyhedron, 5, 377, 10.1016/S0277-5387(00)84936-0 Rignedoli, 1976, A comparative study of the cationic, neutral and anionic nickel(II) complexes of quinoxaline-2,3-dithiol, J. Inorg. Nucl. Chem., 38, 1963, 10.1016/0022-1902(76)80447-2 Theriot, 1969, Metal complexes of 2,3-quinoxalinedithiol, J. Inorg. Nucl. Chem., 31, 3133, 10.1016/0022-1902(69)80096-5 Boyde, 1991, Electrochemistry of tris(quinoxaline-2,3-dithilato)molybdate(IV) in acidic solution; multi-electron ligand-based redox activity, J. Chem. Soc. Dalton. Trans., 713, 10.1039/dt9910000713 Bruke, 1970, Simultaneous spectrophotometric determination of cobalt, nickel and copper with 2, 3-quinoxaline-dithiol, Talanta, 17, 255, 10.1016/0039-9140(70)80211-9 Ryabushko, 1988, Complex compounds of quinoxaline-2,3-dithiol with zinc as ion-active materials of membrane electrodes, Ukr. Khim. Zh., 54, 1172 Cummings, 1995, Luminescent platinum(II) complexes of quinoxaline-2, 3-dithiolate, Inorg. Chem., 34, 2007, 10.1021/ic00112a010 Cummings, 1995, Acid-base behavior of the ground and excited states of platinum(II) complexes of quinoxaline-2,3-dithilate, Inorg. Chem., 34, 3396, 10.1021/ic00117a005 Bolligarla, 2009, A nitrogen rich Ni(II)-dithiolate system exhibiting acid-base behavior: synthesis, supramolecular structure and spectroscopy of [Bu4N]2[NiII(ppdt)2] (ppdt=pyrido[2,3-b]pyrazine-2,3-dithiolate), Inorg. Chem. Commun., 12, 355, 10.1016/j.inoche.2009.02.008 Bolligarla, 2010, Acid-base behavior of a simple metal bis(dithiolate) system: synthesis, crystal structure and spectroscopy of [Bu4N]2[MII(ppdt)2] (M=Ni, Pt; ppdt = pyrido[2,3-b]pyrazine-2,3-dithiolate), Inorg. Chim. Acta, 363, 3061, 10.1016/j.ica.2010.03.060 Zhao, 2001, Bis(quinoxaline-2,3-dithiolato-S,S')nickel(II), Acta Crystallogr., E57, m229 Shupack, 1964, The electronic structure of square-planar metal complexes. V. Spectral properties of the maleonitriledithiolate complexes of nickel, palladium, and platinum, J. Am. Chem. Soc., 86, 4594, 10.1021/ja01075a016 Bruker, 2000 Sheldrick, 2008, A short history of SHELX, Acta Crystallogr., A64, 112, 10.1107/S0108767307043930