New binuclear aryl compounds of antimony

Abstract

The structures of five binuclear aryl antimony compounds (Ar3SbX)2O [Ar = 3-FC6H4, X = OC(O)CF2Br (1), Ar = 4-FC6H4, X = OC6H2Br3-2,4,6 ∙ 0,5C8H18 (2), Ar = 4-MeC6H4, X = OC(O)CH2Cl (3), Ar = 4-MeC6H4, X = OC(O)CH2Br (4), Ar = Ph, X = OC(O)C6HF4 (5)] were determined by X-ray diffraction analysis (X-ray diffraction) on a D8 Quest Bruker automatic four-circle diffractometer (Mo Kα radiation, λ = 0.71073 Å, graphite monochromator) at 293 K. Crystals (1) C40H24O5F10Br2Sb2, M 1177.91; monoclinic syngony, symmetry group C2/c; cell parameters: a = 24.808(9), b = 10.837(3), c = 32.215(10) Å; β = 96.711(19), V = 8601(5) Å3; Z = 8; calc = 1.819 g/cm3; 2 5.7468.08 deg.; total reflections 95957; independent reflections 14384; number of refined parameters 532; Rint = 0.0898; GOOF 1.771; R1 = 0.1705, wR2 = 0.4519; residual elec-tron density (max/min); 2.34/4.78 e/Å3], (2) C52H37O3F6Br6Sb2, M 1546.78; triclinic syngony, symmetry group P–1; cell parameters: a = 12.325(5), b = 13.749(6), c = 17.774(8) Å;  = 83.259(16), β = 80.26(3),  = 65.894(15) deg., V = 2706(2) Å3, Z = 2; calc = 1.898 g/cm3; 2 6.0659.14 deg.; total reflections 144892; independent reflections 15098; number of refined pa-rameters 623; Rint = 0.0646; GOOF 1.010; R1 = 0.0379, wR2 = 0.0791; residual electron density (max/min); 0.92/1.45 e/Å3], (3) C69H69O7,5Cl3Sb3, M 1489.84; triclinic syngony, symmetry group P–1; cell parameters: a = 10.474(7), b = 11.179(6), c = 29.736(14) Å;  = 88.899(18), β = 82.542(19),  = 76.22(3); V = 3353(3) Å3, Z = 2; calc = 1.476 g/cm3; 2 5.5651.62 deg.; total reflections 65830; inde-pendent reflections 12738; number of refined parameters 754; Rint = 0.0510; GOOF 1.037; R1 = 0.0383, wR2 = 0.0803; residual electron density (max/min): 0.83/1.13 e/Å3], (4) C69H69O7,5Br3Sb3, M 1623.22; triclinic syngony, symmetry group P–1; cell parameters: a = 10.585(7), b = 11.255(7), c = 29.712(18) Å;  = 88.41(3), β = 82.43(3),  = 75.01(3); V = 3389(4) Å3, Z = 2; calc = 1.591 g/cm3; 2 5.5833.64 deg.; total reflections 14830; independent reflections 3789; number of re-fined parameters 754; Rint = 0.0327; GOOF 1.049; R1 = 0.0354, wR2 = 0.0852; residual electron density (max/min): 0.76/0.93 e/Å3], (5) C450H288F72O45Sb18, M 9974.83; triclinic syngony, sym-metry group P–1; cell parameters: a = 12.045(12), b = 24.31(3), c = 36.66(4) Å;  = 101.75(5), β = 98.50(3),  = 98.52(5); V = 10216(19) Å3, Z = 1; calc = 1.6213 g/cm3; 2 5.640.58 deg.; total reflections 99411; independent reflections 19647; number of refined parameters 2519; Rint = 0.0516; GOOF 1.099; R1 = 0.0576, wR2 = 0.1076; residual electron density (max/min): 1.78/1.26 e/Å3].