Cation templating and electronic structure effects in uranyl cage clusters probed by the isolation of peroxide-bridged uranyl dimers.
Qiu, Jie; Vlaisavljevich, Bess; Jouffret, Laurent; Nguyen, Kevin; Szymanowski, Jennifer E. S.; Gagliardi, Laura; Burns, Peter C.; Inorganic chemistry 54 (2015) 4445–4455; doi:10.1021/acs.inorgchem.5b00248

data_4343222
_publ_section_title
;
 Cation templating and electronic structure effects in uranyl cage
 clusters probed by the isolation of peroxide-bridged uranyl dimers.
;
_journal_issue                   9
_journal_name_full               'Inorganic chemistry'
_journal_page_first              4445
_journal_page_last               4455
_journal_paper_doi               10.1021/acs.inorgchem.5b00248
_journal_volume                  54
_journal_year                    2015
_chemical_formula_moiety         (UO2)2(O2)(C6H4O2N)4(C16H36N)2(H2O)3
_chemical_formula_sum            'C56 N6 O17 U2'
_chemical_formula_weight         1504.68
_chemical_melting_point          ?
_chemical_name_common            dimer8
_chemical_name_systematic
; 
 ? 
;
_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   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                88.108(2)
_cell_angle_beta                 89.618(2)
_cell_angle_gamma                77.286(2)
_cell_formula_units_Z            4
_cell_length_a                   18.002(2)
_cell_length_b                   18.999(3)
_cell_length_c                   19.284(3)
_cell_measurement_reflns_used    23031
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.23
_cell_measurement_theta_min      1.06
_cell_volume                     6430.3(16)
_computing_cell_refinement       APEX2
_computing_data_collection       APEX2
_computing_data_reduction        APEX2
_computing_molecular_graphics    CrystalMaker
_computing_publication_material  'SHELCIF-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX2 QUAZAR'
_diffrn_measurement_method       Sphere
_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  0.0981
_diffrn_reflns_av_sigmaI/netI    0.1347
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            64408
_diffrn_reflns_theta_full        25.23
_diffrn_reflns_theta_max         25.23
_diffrn_reflns_theta_min         1.06
_exptl_absorpt_coefficient_mu    5.096
_exptl_absorpt_correction_T_max  0.601
_exptl_absorpt_correction_T_min  0.470
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.554
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2792
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.125
_exptl_crystal_size_min          0.100
_refine_diff_density_max         2.672
_refine_diff_density_min         -3.217
_refine_diff_density_rms         0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     669
_refine_ls_number_reflns         23031
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.1649
_refine_ls_R_factor_gt           0.0820
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1928
_refine_ls_wR_factor_ref         0.2306
_reflns_number_gt                12167
_reflns_number_total             23031
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic5b00248_si_001.cif
_cod_data_source_block           dimer8
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'n/a' was changed to '?' - the value
is undefined or not given.

'_exptl_crystal_density_meas' value 'n/a' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 
;
_cod_original_cell_volume        6430.3(15)
_cod_original_sg_symbol_H-M      p-1
_cod_database_code               4343222