4-Nitro­phenyl 4-toluene­sulfonate: supramolecular aggregation through weak C—H...O, C—H...π and van der Waals interactions

In the crystal structure of the title compound, C₁₃H₁₁NO₅S, the dihedral angle between the mean planes of the 4-tolyl and 4-nitro­phenyl rings is 82.52 (4)°. There are weak C—H...O interactions, which generate rings of graph-set motifs S(5), S(6), (5), (6) and (9). The supramolecular aggregation is completed by the presence of C—H...π and van der Waals interactions.

2-Methyl­phenyl 4-toluene­sulfonate: supramolecular aggregation through weak C—H...O, C—H...π and π–π interactions

In the crystal structure of the title compound, C₁₄H₁₄O₃S, the dihedral angle between the planes of the two benzene rings is 45.51 (5)°. There are weak C—H...O hydrogen bonds which generate rings of graph-set motifs S(5), S(6) and R₂¹(6). The supramolecular aggregation is completed by the presence of C—H...π and π–π interactions.

4-Methyl­phenyl 4-toluene­sulfonate: supramolecular aggregation through weak C—H...O and C—H...π interactions

In the crystal structure of the title compound, C₁₄H₁₄O₃S, the dihedral angle between the mean planes of the two rings is 51.97 (8)°. There are weak C—H...O hydrogen bonds which generate rings of graph-set motifs S(5), S(6), R₁²(4) and R₂¹(9). The supramolecular aggregation is completed by the presence of C—H...π interactions.

1-Napthyl 4-toluene­sulfonate: supramolecular aggregation through weak C—H...O and C—H...π interactions

In the crystal structure of the title compound, C₁₇H₁₄O₃S, the dihedral angle between the mean planes of the 4-tolyl and 1-naphthyl rings is 45.05 (4)°. The supramolecular aggregation is completed by the presence of intermolecular C—H...O and C—H...π interactions.

(μ-Diazenediyldiphen­yl-κ²C²,N²:κ²C^2′,N¹)bis­[(3,5-dimethyl­phen­yl)tellurium(II)]

The title compound, C₂₈H₂₆N₂Te₂, prepared by reduction of (3,5-dimethyl­phen­yl)(2-nitro­phen­yl)tellurium(II), is the first structurally characterized example of an azo group bridging two Te^II centers. The compound is centrosymmetric and the Te—N distance [2.6916 (19) Å] is longer than in non-bridging azo compounds.

mer-(2,2'-Bipyridine)trichloro­(tetra­methyl­ene sulfoxide)ruthenium(III) dichloro­methane solvate

The title compound, mer-[RuCl₃(C₁₀H₈N₂)(C₄H₈OS)]·CH₂Cl₂ or mer-[RuCl₃(bpy)(TMSO)]·CH₂Cl₂, has the TMSO ligand coordinated through the S atom, with an Ru-S distance of 2.3042 (7) Å. The Ru-Cl distances are in the range 2.3324 (7)-2.3649 (8) Å, with the longest trans to N. The solvent mol­ecule is ordered.

4-Bromo­phen­yl 4-toluene­sulfonate: supramolecular aggregation through weak C—H...O and C—H...π inter­actions

In the crystal structure of the title compound, C₁₃H₁₁BrO₃S, the dihedral angle between the mean planes of the 4-tol­yl and 4-bromo­phen­yl rings is 67.3 (2)°. There are weak C—H...O hydrogen bonds which generate rings of graph-set motifs S(5), S(6), R₁²(4), R₂¹(6) and R₂²(8). The supramolecular aggregation is completed by the presence of C—H...π inter­actions. An R₂²(7) motif formed by the combination of a C—H...O and a C—H...π inter­action is a notable feature in the title compound.