Homo- and Heteroleptic Complexes of Four-Membered Group 13 Metal(I) N-Heterocyclic Carbene Analogues with Group 10 Metal(0) Fragments
Shaun P. Green; Cameron Jones; Andreas Stasch; Inorganic Chemistry 46 (2007) 11–13; doi:10.1021/ic062057d

data_4307561
_publ_section_title
;
Homo- and Heteroleptic Complexes of Four-Membered Group 13 Metal(I)
N-Heterocyclic Carbene Analogues with Group 10 Metal(0) Fragments
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11
_journal_page_last               13
_journal_paper_doi               10.1021/ic062057d
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C132 H192 Ga3 N9 Pt'
_chemical_formula_weight         2309.20
_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                 96.36(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.329(4)
_cell_length_b                   33.357(7)
_cell_length_c                   19.333(4)
_cell_measurement_temperature    150(2)
_cell_volume                     12388(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_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  0.0486
_diffrn_reflns_av_sigmaI/netI    0.0441
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -37
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            71448
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.91
_exptl_absorpt_coefficient_mu    1.821
_exptl_absorpt_correction_T_max  0.771
_exptl_absorpt_correction_T_min  0.611
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav (Blessing, 1995)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.238
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4872
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.921
_refine_diff_density_min         -1.187
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1328
_refine_ls_number_reflns         21681
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      1.174
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0345
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0232P)^2^+14.7404P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0761
_refine_ls_wR_factor_ref         0.0795
_reflns_number_gt                18868
_reflns_number_total             21681
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic062057dsi20061027_072450.cif
_cod_data_source_block           compound6
_cod_original_cell_volume        12389(4)
_cod_database_code               4307561