Lanthanide‒organic assemblies with pyrazinetetracarboxylic and benzophenone-3,3′,4,4′-tetracarboxylic acids
Thuéry, Pierre; Masci, Bernardo; CrystEngComm 12 (2010) 2982–; doi:10.1039/c002054k

data_7212586
_publ_section_title
;
 Lanthanide--organic assemblies with pyrazinetetracarboxylic and
 benzophenone-3,3&#x2032;,4,4&#x2032;-tetracarboxylic acids
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              2982
_journal_paper_doi               10.1039/c002054k
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C24 H13 N6 O27.5 Tb2'
_chemical_formula_weight         1143.24
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     heavy
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   13.5399(6)
_cell_length_b                   13.5399(6)
_cell_length_c                   17.0465(14)
_cell_measurement_reflns_used    42281
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.67
_cell_measurement_theta_min      3.01
_cell_volume                     2706.4(3)
_computing_cell_refinement       'HKL2000 (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'HKL2000 (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1999)'
_computing_publication_material
'SHELXTL (Sheldrick, 1999); PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type
'Nonius Kappa-CCD area-detector diffractometer'
_diffrn_measurement_method
'two \f and eight \w scans with 2\% steps (632 frames)'
_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  0.0181
_diffrn_reflns_av_sigmaI/netI    0.0236
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            42281
_diffrn_reflns_theta_full        25.67
_diffrn_reflns_theta_max         25.67
_diffrn_reflns_theta_min         3.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.001
_exptl_absorpt_correction_T_max  0.787
_exptl_absorpt_correction_T_min  0.599
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.104
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             1647
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.069
_refine_diff_density_min         -0.804
_refine_diff_density_rms         0.152
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     96
_refine_ls_number_reflns         1137
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.108
_refine_ls_R_factor_all          0.0369
_refine_ls_R_factor_gt           0.0332
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0593P)^2^+21.8457P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0909
_refine_ls_wR_factor_ref         0.0939
_reflns_number_gt                1060
_reflns_number_total             1137
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c002054k.txt
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      'R -3'
_cod_original_formula_sum        'C24 H13 N6 O27.50 Tb2'
_cod_database_code               7212586