Carbon Dioxide Activation with Sterically Pressured Mid- and High-Valent Uranium Complexes
Suzanne C. Bart; Christian Anthon; Frank W. Heinemann; Eckhard Bill; Norman M. Edelstein; Karsten Meyer; Journal of the American Chemical Society 130 (2008) 12536–12546; doi:10.1021/ja804263w

data_4108348
_publ_section_title
;
 Carbon Dioxide Activation with Sterically Pressured Mid- and High-Valent
 Uranium Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12536
_journal_page_last               12546
_journal_paper_doi               10.1021/ja804263w
_journal_volume                  130
_journal_year                    2008
_chemical_formula_moiety         'C60 H90 N4 O3 U, C4 H10 O'
_chemical_formula_sum            'C64 H100 N4 O4 U'
_chemical_formula_weight         1227.51
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 110.097(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.754(1)
_cell_length_b                   26.672(6)
_cell_length_c                   16.825(3)
_cell_measurement_reflns_used    160
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      20.00
_cell_measurement_theta_min      6.00
_cell_volume                     6217.8(19)
_computing_cell_refinement       'EVALCCD (Duisenberg, 2003)'
_computing_data_collection       'COLLECT (Bruker-Nonius, 2002)'
_computing_data_reduction        'EVALCCD (Duisenberg, 2003)'
_computing_molecular_graphics    'SHELXTL 6.12 (Bruker AXS, 2002)'
_computing_publication_material  'SHELXTL 6.12 (Bruker AXS, 2002)'
_computing_structure_refinement  'SHELXTL 6.12 (Bruker AXS, 2002)'
_computing_structure_solution    'SHELXTL 6.12 (Bruker AXS, 2002)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD'
_diffrn_measurement_method
;
 \f- and \w-rotations with 1.20 \% and 144 sec per frame
;
_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  0.1237
_diffrn_reflns_av_sigmaI/netI    0.1108
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            72796
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.00
_exptl_absorpt_coefficient_mu    2.657
_exptl_absorpt_correction_T_max  0.830
_exptl_absorpt_correction_T_min  0.624
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker-AXS, 2002'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_description       prism
_exptl_crystal_F_000             2544
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.317
_refine_diff_density_min         -1.901
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     741
_refine_ls_number_reflns         12566
_refine_ls_number_restraints     96
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.1211
_refine_ls_R_factor_gt           0.0562
_refine_ls_shift/su_max          0.035
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0360P)^2^+15.3748P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0953
_refine_ls_wR_factor_ref         0.1113
_reflns_number_gt                7500
_reflns_number_total             12566
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja804263w_si_005.cif
_cod_data_source_block           sd0704
_cod_original_cell_volume        6217.8(18)
_cod_original_sg_symbol_Hall     -P2yn
_cod_database_code               4108348