Carbon Dioxide Activation by "Non-nucleophilic" Lead Alkoxides
Eric C. Y. Tam; Nick C. Johnstone; Lorenzo Ferro; Peter B. Hitchcock; J. Robin Fulton; Inorganic Chemistry 48 (2009) 8971–8976; doi:10.1021/ic900134f

data_4303127
_publ_section_title
;
Carbon Dioxide Activation by "Non-nucleophilic" Lead Alkoxides
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8971
_journal_page_last               8976
_journal_paper_doi               10.1021/ic900134f
_journal_volume                  48
_journal_year                    2009
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C33 H50 N2 O Pb'
_chemical_formula_sum            'C33 H50 N2 O Pb'
_chemical_formula_weight         697.94
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -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             2007-12-04T10:13:02-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                103.184(2)
_cell_angle_beta                 101.586(2)
_cell_angle_gamma                96.650(2)
_cell_formula_units_Z            2
_cell_length_a                   8.5515(3)
_cell_length_b                   11.9654(3)
_cell_length_c                   16.9123(6)
_cell_measurement_reflns_used    21360
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.022
_cell_measurement_theta_min      3.395
_cell_measurement_wavelength     0.71073
_cell_volume                     1626.69(9)
_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 0.994
_diffrn_measured_fraction_theta_max 0.994
_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      -0.120441
_diffrn_orient_matrix_UB_12      -0.86371E-2
_diffrn_orient_matrix_UB_13      -0.183088E-1
_diffrn_orient_matrix_UB_21      0.108839E-1
_diffrn_orient_matrix_UB_22      0.154028E-1
_diffrn_orient_matrix_UB_23      -0.544947E-1
_diffrn_orient_matrix_UB_31      -0.67947E-2
_diffrn_orient_matrix_UB_32      -0.852871E-1
_diffrn_orient_matrix_UB_33      -0.244686E-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  0.0419
_diffrn_reflns_av_unetI/netI     0.0384
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            22226
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         3.45
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    5.211
_exptl_absorpt_correction_T_max  0.5178
_exptl_absorpt_correction_T_min  0.4169
_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    1.425
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.634
_refine_diff_density_min         -0.896
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     341
_refine_ls_number_reflns         6353
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0357
_refine_ls_R_factor_gt           0.0283
_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^)+(0.0275P)^2^+1.5209P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0598
_refine_ls_wR_factor_ref         0.0627
_reflns_number_gt                5674
_reflns_number_total             6353
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic900134f_si_002_5.cif
_cod_data_source_block           (8)-dec107
_cod_database_code               4303127