Synthesis and theoretical studies on rare three-coordinate lead complexes.
Chen, Matthew; Fulton, J. Robin; Hitchcock, Peter B.; Johnstone, Nick C.; Lappert, Michael F.; Protchenko, Andrey V.; Dalton transactions (Cambridge, England : 2003)  (2007) 2770–2778; doi:10.1039/b702994b

data_7005553
_publ_section_title
;
 Synthesis and theoretical studies on rare three-coordinate lead
 complexes.
;
_journal_issue                   26
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2770
_journal_page_last               2778
_journal_paper_doi               10.1039/b702994b
_journal_year                    2007
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C29 H41 I N2 Pb'
_chemical_formula_sum            'C29 H41 I N2 Pb'
_chemical_formula_weight         751.73
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2006-08-01T10:14:12-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 101.411(1)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.3656(5)
_cell_length_b                   11.2144(3)
_cell_length_c                   11.6021(3)
_cell_measurement_reflns_used    80710
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.022
_cell_measurement_theta_min      3.395
_cell_measurement_wavelength     0.71073
_cell_volume                     2852.48(12)
_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-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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      0.1521E-3
_diffrn_orient_matrix_UB_12      -0.44118E-1
_diffrn_orient_matrix_UB_13      0.388712E-1
_diffrn_orient_matrix_UB_21      0.27813E-2
_diffrn_orient_matrix_UB_22      -0.774512E-1
_diffrn_orient_matrix_UB_23      -0.21827E-1
_diffrn_orient_matrix_UB_31      0.878852E-1
_diffrn_orient_matrix_UB_32      0.25274E-2
_diffrn_orient_matrix_UB_33      0.96524E-2
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0601
_diffrn_reflns_av_unetI/netI     0.0334
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            37364
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.51
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    7.015
_exptl_absorpt_correction_T_max  0.8175
_exptl_absorpt_correction_T_min  0.5093
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
[c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.75
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1456
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.218
_refine_diff_density_min         -1.261
_refine_diff_density_rms         0.134
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.166
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     300
_refine_ls_number_reflns         5590
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.166
_refine_ls_R_factor_all          0.0413
_refine_ls_R_factor_gt           0.0332
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0095P)^2^+18.2229P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0714
_refine_ls_wR_factor_ref         0.0739
_reflns_number_gt                4963
_reflns_number_total             5590
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b702994b.txt
_cod_data_source_block           (4)-jul1406
_cod_original_sg_symbol_H-M      'P 21/C'
_cod_database_code               7005553