Mixed-Ligand Uranyl(V) β-Diketiminate/β-Diketonate Complexes: Synthesis and Characterization
Trevor W. Hayton; Guang Wu; Inorganic Chemistry 47 (2008) 7415–7423; doi:10.1021/ic800778j

data_4305842
_publ_contact_author             'Trevor W. Hayton'
_publ_contact_author_email       hayton@chem.ucsb.edu
_publ_section_title
;
Mixed-Ligand Uranyl(V) \b-Diketiminate/\b-Diketonate Complexes: Synthesis
and Characterization
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7415
_journal_page_last               7423
_journal_paper_doi               10.1021/ic800778j
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C44 H61 Cl4 N3 O4 U'
_chemical_formula_weight         1075.79
_chemical_name_systematic
;
?
;
_space_group_IT_number           58
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2 2n'
_symmetry_space_group_name_H-M   'P n n m'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.786(4)
_cell_length_b                   15.301(3)
_cell_length_c                   17.521(4)
_cell_measurement_temperature    150(2)
_cell_volume                     5036.3(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scan'
_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  0.0801
_diffrn_reflns_av_sigmaI/netI    0.0665
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            36477
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    3.474
_exptl_absorpt_correction_T_max  0.282
_exptl_absorpt_correction_T_min  0.209
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   psi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.419
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2152
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         2.730
_refine_diff_density_min         -1.059
_refine_diff_density_rms         0.135
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.972
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     302
_refine_ls_number_reflns         5302
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.972
_refine_ls_R_factor_all          0.0745
_refine_ls_R_factor_gt           0.0404
_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^)+(0.0673P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1087
_refine_ls_wR_factor_ref         0.1172
_reflns_number_gt                3330
_reflns_number_total             5302
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800778j-file001_4.cif
_cod_data_source_block           th_1f135
_cod_original_cell_volume        5036.1(18)
_cod_database_code               4305842