β-Diketiminato Organolead Complexes: Structures,207Pb NMR, and Hammett Correlations
Taylor, Morgan J.; Coakley, Emma J.; Coles, Martyn P.; Cox, Hazel; Fulton, J. Robin; Organometallics 34 (2015) 2515–; doi:10.1021/om501223a

data_4085655
_publ_section_title
;
 \b-Diketiminato Organolead Complexes: Structures,207Pb NMR, and Hammett
 Correlations
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2515
_journal_paper_doi               10.1021/om501223a
_journal_volume                  34
_journal_year                    2015
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C33 H50 N2 Pb'
_chemical_formula_sum            'C33 H50 N2 Pb'
_chemical_formula_weight         681.94
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      11
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.2
_audit_creation_date             2009-08-12T16:23:10-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 116.193(1)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.9604(1)
_cell_length_b                   20.3126(4)
_cell_length_c                   9.8847(2)
_cell_measurement_reflns_used    16014
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      3.395
_cell_measurement_wavelength     0.71073
_cell_volume                     1614.36(5)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_type       'by Nonius Collect from scalepack cell'
_diffrn_orient_matrix_UB_11      -0.710267E-1
_diffrn_orient_matrix_UB_12      0.265501E-1
_diffrn_orient_matrix_UB_13      0.34192E-1
_diffrn_orient_matrix_UB_21      0.724674E-1
_diffrn_orient_matrix_UB_22      -0.130353E-1
_diffrn_orient_matrix_UB_23      0.106729
_diffrn_orient_matrix_UB_31      0.719198E-1
_diffrn_orient_matrix_UB_32      0.39355E-1
_diffrn_orient_matrix_UB_33      0.122843E-1
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0531
_diffrn_reflns_av_unetI/netI     0.0245
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            24948
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.79
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    5.247
_exptl_absorpt_correction_T_max  0.5719
_exptl_absorpt_correction_T_min  0.369
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        [c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.856
_refine_diff_density_min         -1.962
_refine_diff_density_rms         0.098
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.102
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         3772
_refine_ls_number_restraints     23
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0262
_refine_ls_R_factor_gt           0.0233
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0353P)^2^+0.5657P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0571
_refine_ls_wR_factor_ref         0.0586
_reflns_number_gt                3528
_reflns_number_total             3772
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om501223a_si_002.cif
_cod_data_source_block           Compound6-aug609
_cod_depositor_comments
'Adding full bibliography for 4085653--4085657.cif.'
_cod_original_sg_symbol_H-M      'P 21/m'
_cod_database_code               4085655