Uncovering f-element bonding differences and electronic structure in a series of 1 : 3 and 1 : 4 complexes with a diselenophosphinate ligand
Jones, Matthew B.; Gaunt, Andrew J.; Gordon, John C.; Kaltsoyannis, Nikolas; Neu, Mary P.; Scott, Brian L.; Chemical Science 4 (2013) 1189–; doi:10.1039/c2sc21806b

data_1514570
_publ_section_title
;
 Uncovering f-element bonding differences and electronic structure in a
 series of 1&#x2009;:&#x2009;3 and 1&#x2009;:&#x2009;4 complexes with a
 diselenophosphinate ligand
;
_journal_issue                   3
_journal_name_full               'Chemical Science'
_journal_page_first              1189
_journal_paper_doi               10.1039/c2sc21806b
_journal_volume                  4
_journal_year                    2013
_chemical_formula_sum            'C47 H53 La O2 P3 Se6'
_chemical_formula_weight         1355.47
_chemical_name_systematic
;
?
;
_space_group_IT_number           137
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4ac 2a'
_symmetry_space_group_name_H-M   'P 42/n m c :2'
_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            8
_cell_length_a                   31.601(4)
_cell_length_b                   31.601(4)
_cell_length_c                   10.671(3)
_cell_measurement_temperature    120(1)
_cell_volume                     10656(4)
_computing_cell_refinement       'SAINT+, v. 7.66a (Bruker AXS, 2009)'
_computing_data_collection       'APEX II, v. 7.0 (Bruker AXS, 2009)'
_computing_data_reduction        'SAINT+, v. 7.66a (Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL, v. 6.14, (Bruker AXS, 2000)'
_computing_publication_material  'SHELXTL, v. 6.14, (Bruker AXS, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(1)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker D8 with APEXII CCD'
_diffrn_measurement_method       '\w 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  0.0977
_diffrn_reflns_av_sigmaI/netI    0.0449
_diffrn_reflns_limit_h_max       38
_diffrn_reflns_limit_h_min       -38
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            100136
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.86
_diffrn_reflns_theta_min         2.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.024
_exptl_absorpt_correction_T_max  0.6335
_exptl_absorpt_correction_T_min  0.5003
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v. 1 (Sheldrick, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.690
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             5256
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
;
_refine_diff_density_max         1.359
_refine_diff_density_min         -2.337
_refine_diff_density_rms         0.196
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   2.384
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         5329
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      2.397
_refine_ls_R_factor_all          0.0930
_refine_ls_R_factor_gt           0.0831
_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^)+(0.0442P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1840
_refine_ls_wR_factor_ref         0.1857
_reflns_number_gt                4811
_reflns_number_total             5329
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2sc21806b.txt
_cod_data_source_block           apx1327s
_cod_original_cell_volume        10657(3)
_cod_original_sg_symbol_H-M      'P 42/nmc'
_cod_database_code               1514570