Tetrakis(μ-2,4-difluorobenzoato)bis[(2,2'-bipyridine)(2,4-difluorobenzoato)terbium(III)]
Hao, Lujiang; Liu, Xia; Acta Crystallographica Section E 65 (2009) m150–; doi:10.1107/S1600536808043936

data_2220786
_publ_section_title
Tetrakis(\m-2,4-difluorobenzoato)bis[(2,2'-bipyridine)(2,4-difluorobenzoato)terbium(III)]
_journal_coeditor_code           HB2812
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m150
_journal_paper_doi               10.1107/S1600536808043936
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          '[Tb2 (C7 H3 F2 O2)6 (C10 H8 N2)2]'
_chemical_formula_moiety         'C62 H34 F12 Tb2 N4 O12'
_chemical_formula_sum            'C62 H34 F12 N4 O12 Tb2'
_chemical_formula_weight         1572.77
_chemical_name_systematic
;
Tetrakis(\m-2,4-difluorobenzoato)bis[(2,2'-bipyridine)(2,4-
difluorobenzoato)terbium(III)]
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                103.99(2)
_cell_angle_beta                 102.90(2)
_cell_angle_gamma                113.58(2)
_cell_formula_units_Z            1
_cell_length_a                   11.4010(10)
_cell_length_b                   12.1890(10)
_cell_length_c                   12.588(2)
_cell_measurement_reflns_used    5557
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.00
_cell_measurement_theta_min      1.79
_cell_volume                     1451.5(5)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0210
_diffrn_reflns_av_sigmaI/netI    0.0458
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            5557
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.79
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.523
_exptl_absorpt_correction_T_max  0.632
_exptl_absorpt_correction_T_min  0.403
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.799
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             768
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.604
_refine_diff_density_min         -0.572
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     434
_refine_ls_number_reflns         5557
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0420
_refine_ls_R_factor_gt           0.0340
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0345P)^2^+0.822P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0734
_refine_ls_wR_factor_ref         0.0777
_reflns_number_gt                4813
_reflns_number_total             5557
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb2812.cif
_cod_data_source_block           I
_cod_original_cell_volume        1451.5(3)
_cod_database_code               2220786
_cod_database_fobs_code          2220786