A Mild Protocol To Generate Uranium(IV) Mixed-Ligand Metallocene Complexes using Copper(I) Iodide
Graves, Christopher R.; Schelter, Eric J.; Cantat, Thibault; Scott, Brian L.; Kiplinger, Jaqueline L.; Organometallics 27 (2008) 5371–; doi:10.1021/om800622g

data_4072154
_publ_section_title
;
 A Mild Protocol To Generate Uranium(IV) Mixed-Ligand Metallocene
 Complexes using Copper(I) Iodide
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5371
_journal_paper_doi               10.1021/om800622g
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C26 H48 N Si2 U'
_chemical_formula_weight         668.86
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 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                 110.86
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.753(3)
_cell_length_b                   15.573(5)
_cell_length_c                   11.017(3)
_cell_measurement_temperature    120(1)
_cell_volume                     1403.3(8)
_computing_cell_refinement       'SAINT+, v. 7.06 (Bruker AXS, 2001)'
_computing_data_collection       'APEX II, v. 1.08 (Bruker AXS, 2003)'
_computing_data_reduction        'SAINT+, v. 7.06 (Bruker AXS, 2001)'
_computing_molecular_graphics    'SHELXTL, v. 6.10, (Bruker AXS, 2000)'
_computing_publication_material  'SHELXTL, v. 6.10, (Bruker AXS, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker D8 with APEXII CCD'
_diffrn_measurement_method       '\w scans'
_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  0.1106
_diffrn_reflns_av_sigmaI/netI    0.1235
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            13583
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.37
_diffrn_reflns_theta_min         1.98
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.882
_exptl_absorpt_correction_T_max  0.7988
_exptl_absorpt_correction_T_min  0.5908
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'TWINABS v. 1.05'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.583
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'square plate'
_exptl_crystal_F_000             662
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.04
_refine_diff_density_max         3.878
_refine_diff_density_min         -3.194
_refine_diff_density_rms         0.300
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.539
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     87
_refine_ls_number_reflns         2672
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      1.538
_refine_ls_R_factor_all          0.1049
_refine_ls_R_factor_gt           0.0787
_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^)+(0.0708P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2064
_refine_ls_wR_factor_ref         0.2123
_reflns_number_gt                2052
_reflns_number_total             2672
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800622g_si_001.cif
_cod_data_source_block           apx436_hklf4_50
_cod_original_cell_volume        1403.2(7)
_cod_original_sg_symbol_H-M      'P 21/m'
_cod_database_code               4072154