Exploring the Uranyl Organometallic Chemistry: From Single to Double Uranium-Carbon Bonds
Jean-Christophe Tourneux; Jean-Claude Berthet; Thibault Cantat; Pierre Thuéry; Nicolas Mézailles; Michel Ephritikhine; Journal of the American Chemical Society 133 (2011) 6162–6165; doi:10.1021/ja201276h

data_4106051
_publ_section_title
;
 Exploring the Uranyl Organometallic Chemistry: From Single to Double
 Uranium-Carbon Bonds
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6162
_journal_page_last               6165
_journal_paper_doi               10.1021/ja201276h
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C54 H50 O3 P4 S4 U'
_chemical_formula_weight         1237.09
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 99.343(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.9228(4)
_cell_length_b                   25.5141(5)
_cell_length_c                   18.4246(7)
_cell_measurement_reflns_used    150633
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.68
_cell_measurement_theta_min      2.05
_cell_volume                     5066.6(3)
_computing_cell_refinement       'HKL2000 (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'HKL2000 (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'SHELXTL (Sheldrick, 2008); PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
'Nonius Kappa-CCD area-detector diffractometer'
_diffrn_measurement_method
'two \f and five \w scans with 2\% steps (482 frames)'
_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  0.0319
_diffrn_reflns_av_sigmaI/netI    0.0406
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            150633
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.05
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.538
_exptl_absorpt_correction_T_max  0.631
_exptl_absorpt_correction_T_min  0.469
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            'translucent dark orange'
_exptl_crystal_density_diffrn    1.622
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             2456
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.635
_refine_diff_density_min         -0.589
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     595
_refine_ls_number_reflns         9619
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0276
_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^)+(0.0200P)^2^+2.9142P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0532
_refine_ls_wR_factor_ref         0.0558
_reflns_number_gt                7930
_reflns_number_total             9619
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja201276h_si_001_2.cif
_cod_data_source_block           2.THF
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4106051