Uranyl citrate dimers as guests in a copper?bipyridine framework: a novel heterometallic inorganic?organic hybrid compound
Pierre Thuéry; CrystEngComm 9 (2007) 358–; doi:10.1039/b703227g

data_7202855
_publ_section_title
;
 Uranyl citrate dimers as guests in a copper?bipyridine framework: a
 novel heterometallic inorganic?organic hybrid compound
;
_journal_issue                   5
_journal_name_full               CrystEngComm
_journal_page_first              358
_journal_paper_doi               10.1039/b703227g
_journal_volume                  9
_journal_year                    2007
_chemical_formula_sum            'C32 H44 Cu N4 O27 U2'
_chemical_formula_weight         1456.31
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.5938(7)
_cell_length_b                   15.1034(6)
_cell_length_c                   18.0112(4)
_cell_measurement_reflns_used    92739
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      25.67
_cell_measurement_theta_min      2.96
_cell_volume                     4514.0(3)
_computing_cell_refinement       'HKL2000 (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Hooft, 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      110(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
'Nonius Kappa-CCD area-detector diffractometer'
_diffrn_measurement_method       'two \f and four \w scans with 2\% steps'
_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  0.0671
_diffrn_reflns_av_sigmaI/netI    0.0286
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            92739
_diffrn_reflns_theta_full        25.67
_diffrn_reflns_theta_max         25.67
_diffrn_reflns_theta_min         2.96
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.721
_exptl_absorpt_correction_T_max  0.499
_exptl_absorpt_correction_T_min  0.366
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            'translucent light green'
_exptl_crystal_density_diffrn    2.143
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             2772
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.09
_refine_diff_density_max         2.008
_refine_diff_density_min         -1.142
_refine_diff_density_rms         0.276
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.491(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     596
_refine_ls_number_reflns         8233
_refine_ls_number_restraints     39
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0537
_refine_ls_R_factor_gt           0.0472
_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^)+(0.0581P)^2^+50.8587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1201
_refine_ls_wR_factor_ref         0.1232
_reflns_number_gt                7381
_reflns_number_total             8233
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b703227g.txt
_cod_data_source_block           1
_cod_database_code               7202855