Synthesis and Reactivity of a U(IV) Dibenzyne Complex
Pedrick, Elizabeth A.; Seaman, Lani A.; Scott, Joshua C.; Griego, Leonel; Wu, Guang; Hayton, Trevor W.; Organometallics 35 (2016) 494–; doi:10.1021/acs.organomet.5b00929

data_4088207
_publ_section_title
;
 Synthesis and Reactivity of a U(IV) Dibenzyne Complex
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              494
_journal_paper_doi               10.1021/acs.organomet.5b00929
_journal_volume                  35
_journal_year                    2016
_chemical_formula_sum            'C56 H61 Li N3 O2 U'
_chemical_formula_weight         1053.05
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_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                 102.751(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.3133(7)
_cell_length_b                   13.2031(6)
_cell_length_c                   20.2884(8)
_cell_measurement_reflns_used    3201
_cell_measurement_temperature    102(2)
_cell_measurement_theta_max      2.7105
_cell_measurement_theta_min      45.7965
_cell_volume                     4523.3(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      102(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker KAPPA APEX II'
_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  0.0478
_diffrn_reflns_av_sigmaI/netI    0.0619
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            31161
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    3.635
_exptl_absorpt_correction_T_max  0.834
_exptl_absorpt_correction_T_min  0.422
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.546
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2116
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.748
_refine_diff_density_min         -2.687
_refine_diff_density_rms         0.138
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     562
_refine_ls_number_reflns         11212
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0612
_refine_ls_R_factor_gt           0.0356
_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^)+(0.0363P)^2^+2.6324P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0734
_refine_ls_wR_factor_ref         0.0807
_reflns_number_gt                8342
_reflns_number_total             11212
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5b00929_si_002.cif
_cod_data_source_block           complex_3
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4088207