Ligand effects in the syntheses and structures of novel heteroleptic and homoleptic bismuth(III) formamidinate complexes.
Brym, Markus; Forsyth, Craig M.; Jones, Cameron; Junk, Peter C.; Rose, Richard P.; Stasch, Andreas; Turner, David R.; Dalton transactions (Cambridge, England : 2003)  (2007) 3282–3288; doi:10.1039/b705202b

data_7005777
_publ_section_title
;
 Ligand effects in the syntheses and structures of novel heteroleptic
 and homoleptic bismuth(III) formamidinate complexes.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3282
_journal_page_last               3288
_journal_paper_doi               10.1039/b705202b
_journal_year                    2007
_chemical_formula_moiety         'C54 H79 Bi N4'
_chemical_formula_sum            'C54 H79 Bi N4'
_chemical_formula_weight         993.19
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 109.626(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6257(2)
_cell_length_b                   34.5254(9)
_cell_length_c                   14.7190(4)
_cell_measurement_temperature    123(2)
_cell_volume                     5086.1(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Bruker AXS BV, 1997-2004)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'X-Seed / POV-Ray'
_computing_publication_material  'Microsoft Office 2000'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Enraf Nonius KAPPA CCD'
_diffrn_measurement_method       '1.0 deg frames in phi and omega'
_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  0.1273
_diffrn_reflns_av_sigmaI/netI    0.2734
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       37
_diffrn_reflns_limit_k_min       -44
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19826
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.38
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.504
_exptl_absorpt_correction_T_max  0.7008
_exptl_absorpt_correction_T_min  0.5209
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SORTAV
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.297
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             2056
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.691
_refine_diff_density_min         -1.438
_refine_diff_density_rms         0.210
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.937
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     549
_refine_ls_number_reflns         11152
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.937
_refine_ls_R_factor_all          0.1979
_refine_ls_R_factor_gt           0.0699
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0158P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0888
_refine_ls_wR_factor_ref         0.1180
_reflns_number_gt                5154
_reflns_number_total             11152
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b705202b.txt
_cod_data_source_block           6a
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7005777