In situ generation of uranium alkyl complexes
Duhović, Selma; Khan, Saeed; Diaconescu, Paula L.; Chemical Communications 46 (2010) 3390–3392; doi:10.1039/b927264j

data_7105509
_publ_section_title
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 In situ generation of uranium alkyl complexes
;
_journal_issue                   19
_journal_name_full               'Chemical Communications'
_journal_page_first              3390
_journal_page_last               3392
_journal_paper_doi               10.1039/b927264j
_journal_volume                  46
_journal_year                    2010
_chemical_formula_moiety         'C38 H48 I N3 U, 0.5(C14 H12)'
_chemical_formula_sum            'C45 H54 I N3 U'
_chemical_formula_weight         1001.84
_chemical_name_systematic
;
?
;
_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                 95.235(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3927(15)
_cell_length_b                   13.9847(19)
_cell_length_c                   25.077(3)
_cell_measurement_reflns_used    2841
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      20.68
_cell_measurement_theta_min      3.72
_cell_volume                     3978.7(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0829
_diffrn_reflns_av_sigmaI/netI    0.0747
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            25937
_diffrn_reflns_theta_full        24.43
_diffrn_reflns_theta_max         24.43
_diffrn_reflns_theta_min         3.72
_exptl_absorpt_coefficient_mu    4.890
_exptl_absorpt_correction_T_max  0.8284
_exptl_absorpt_correction_T_min  0.6157
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Bruker)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.673
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1960
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.765
_refine_diff_density_min         -0.849
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     459
_refine_ls_number_reflns         6513
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0723
_refine_ls_R_factor_gt           0.0398
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0245P)^2^+5.6329P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0679
_refine_ls_wR_factor_ref         0.0771
_reflns_number_gt                4748
_reflns_number_total             6513
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b927264j.txt
_cod_data_source_block           1py-UI(CH2Ph)
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7105509