Novel uranyl(VI) complexes incorporating propylene-bridged salen-type N2O2-ligands: a structural and computational approach.
Azam, Mohammad; Al-Resayes, Saud I; Velmurugan, Gunasekaran; Venuvanalingam, Ponnambalam; Wagler, Jörg; Kroke, Edwin; Dalton transactions (Cambridge, England : 2003) 44 (2015) 568–577; doi:10.1039/c4dt02112f

data_7032716
_publ_section_title
;
 Novel uranyl(VI) complexes incorporating propylene-bridged salen-type
 N2O2-ligands: a structural and computational approach.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              568
_journal_page_last               577
_journal_paper_doi               10.1039/c4dt02112f
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C19 H22 N2 O2'
_chemical_formula_sum            'C19 H22 N2 O2'
_chemical_formula_weight         310.39
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                   6.1281(3)
_cell_length_b                   15.9681(10)
_cell_length_c                   17.3110(8)
_cell_measurement_reflns_used    15570
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.30
_cell_measurement_theta_min      2.35
_cell_volume                     1693.95(16)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Stoe IPDS-2T'
_diffrn_measurement_method       '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  0.0439
_diffrn_reflns_av_sigmaI/netI    0.0215
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            18886
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.55
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.184
_refine_diff_density_min         -0.110
_refine_diff_density_rms         0.026
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3681
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0367
_refine_ls_R_factor_gt           0.0311
_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^)+(0.0410P)^2^+0.1439P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0772
_refine_ls_wR_factor_ref         0.0799
_reflns_number_gt                3333
_reflns_number_total             3681
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt02112f2.cif
_cod_data_source_block           azam_a3_01
_cod_depositor_comments
'Adding full bibliography for 7032716--7032717.cif.'
_cod_original_sg_symbol_Hall     P2ac2ab
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               7032716