42 research outputs found

    (Dithio­benzoato-κ2 S,S′)[hydridotris(pyrazol-1-yl-κN 2)borato](triphenyl­phosphine-κP)ruthenium(II)

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    Reaction of [Ru(Tp)Cl(PPh3)2] (Tp = hydridotrispyrazolyl­borate) with ammonium dithio­benzoate in methanol leads to the formation of the title compound, [Ru(C9H10BN6)(C7H5S2)(C18H15P)]. In the crystal structure, the Ru atom is coordinated by three N atoms of the Tp ligand, one P atom of the triphenyl­phosphine ligand and the two S atoms of the dithio­benzoate ligand within a slightly distorted octa­hedron. The Ru—S bonds are slightly different [2.321 (1) and 2.396 (1) Å] and the average N—Ru—N angle is 86.31°

    Methyl­ene bis­(dithio­benzoate)

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    In the title compound, C15H12S4, two phenyl­dithio­carboxyl­ate units are linked through a methyl­ene C atom on a twofold rotation axis. The central S—CH2—S angle of 116.9 (5)° is significantly larger than the ideal tetra­hedral value. The dihedral angle formed by the two phenyl rings is 68.2 (1)°. The refined Flack parameter of 0.2 (3) does not permit unambiguous determination of the absolute structure

    Azido­(benzonitrile-κN)[hydrido­tris(pyrazol-1-yl-κN 2)borato](triphenyl­phosphine-κP)ruthenium(II)

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    Facile ligand substitution is observed when the ruthenium–azide complex, [RuN3(Tp)(PPh3)2] [Tp,HB(pz)3, pz = pyrazol­yl, PPh3 = triphenyl­phosphine] is treated with benzo­nitrile, yielding the title compound, [Ru(C9H10BN6)(N3)(C7H5N)(C18H15P)]. The asymmetric unit contains two crystallographically independent mol­ecules. In each one, the RuII atom is six-coordinated in a distorted octa­hedral geometry by five N atoms from an htpb ligand, an azide ligand and a benzonitrile ligand and one P atom from a triphenyl­phosphine (tpp) ligand. The azide group is almost linear and is coordinated to Ru with an average Ru—N—N angle of 124.9 (3)°

    (Benzonitrile-κN)chlorido[hydrido­tris(pyrazol-1-yl-κN 2)borato](triphenyl­phosphine-κP)ruthenium(II) ethanol solvate

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    The reaction of [Ru(C9H10BN6)Cl(C18H15P)2] with benzo­nitrile leads to crystals of the title compound, [Ru(C9H10BN6)Cl(C18H15P)(C7H5N)]·C2H5OH. In the crystal structure, the environment about the ruthenium metal center corresponds to a slightly distorted octa­hedron with an average N—Ru—N bite angle of the Tp ligand of 86.6 (2)°

    Methyl 1-benzyl-1H-1,2,3-triazole-4-carboxyl­ate

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    In the title compound, C11H11N3O2, prepared by the [3+2] cycloaddition reaction of benzyl azide with methyl propiolate, the dihedral angle between the ring planes is 67.87 (11)°

    (Benzophenone imine-κN)­chlorido(hydrido­tripyrazolyl­borato)­(triphenyl­phosphine)ruthenium(II) diethyl ether solvate

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    The reaction of RuCl(Tp)(Ph3P)2, where Tp is [(CH)3N2]3BH, with benzophenone imine leads to the formation of the title compound, [Ru(C9H10BN6)Cl(C13H11N)(C18H15P)]·C4H10O. The environment about the Ru atom corresponds to a slightly distorted octa­hedron and the bite angle of the Tp ligand produces an average N—Ru—N angle of 86.3 (9)°. The three Ru—N(Tp) bond lengths [2.117 (2), 2.079 (2) and 2.084 (2) Å] are slightly longer than the average distance (2.038 Å) in other ruthenium–Tp complexes

    Chlorido[hydridotris(pyrazol-1-yl-κN 2)borato](1H-pyrazole-κN 2)(triphenyl­phosphine-κP)ruthenium(II)

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    In the title compound, [Ru(C9H10BN6)Cl(C3H4N2)(C18H15P)], the RuII atom is coordinated by an N,N′,N′′-tridentate hydrido­trispyrazolylborate (Tp) ligand, a pyrazole (HPz) mol­ecule, a chloride ion and a triphenyl­phosphine ligand, resulting in a distorted RuClPN4 octa­hedral coordination for the metal ion: the tridentate N atoms occupy one octa­hedral face and the Cl and P atoms are cis. One of the phenyl rings is disordered over two orientations in a 0.547 (10):0.453 (10) ratio, and a weak intra­molecular N—H⋯Cl hydrogen bond generates an S(5) ring

    (O,O′-Diethyl dithio­phosphato-κ2 S,S′)(hydridotripyrazol-1-ylborato-κ3 N 2,N 2′,N 2′′)(triphenyl­phosphine-κP)ruthenium(II)

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    Reaction of [Ru(Tp)Cl(PPh3)2] {where Tp is hydridotri­pyrazol­yl­borate, BH[C3H3N2)3)]} with NH4[S2P(OEt)2] in methanol afforded the title compound, [Ru(C9H10BN6)(C4H10O2PS2)(C18H15P)], in which the RuII ion is in a slightly disorted octa­hedral coordination environment. The [S2P(OEt)2]− ligand coordinates in a chelating mode with two similar Ru—S bond lengths and a slightly acute S—Ru—S angle. The atoms of both –OCH2CH3 groups of the diethyl dithio­phosphate ligand are disordered over two sites with approximate occupancies of 0.76 and 0.24

    Azido­(1,1-diphenyl­methanimine-κN)[hydridotris(pyrazolyl-κN 2)borato](triphenyl­phosphine-κP)ruthenium(II) diethyl ether solvate

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    The reaction of [RuCl(C9H10BN6)(C18H15P)2] with benzo­phenone imine in methanol, in the presence of sodium azide, leads to the formation of the title compound, [Ru(C9H10BN6)(N3)(HN=CPh2)(C18H15P)]·C4H10O, which crystallizes as the diethyl ether solvate. In the crystal structure, the Ru atom is coordinated by three N atoms of one hydridotris(pyrazoly)borate anion, one P atom of one triphenyl­phosphine ligand, one N atom of the azide anion and one N atom of the benzophenone­imine ligand in a slightly distorted octa­hedral geometry. The azide anion is almost linear [177.0 (5)°], with an Ru—N—N angle of 125.9 (3)°. There is a small difference between the N—N distances [1.200 (5) and 1.164 (5) Å], the longer bond being adjacent to the Ru atom
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