Monomeric Group 13 Metal(I) Amides: Enforcing One-Coordination Through Extreme Ligand Steric Bulk
Deepak Dange; Jiaye Li; Christian Schenk; Hansgeorg Schnöckel; Cameron Jones; Inorganic Chemistry 51 (2012) 13050–13059; doi:10.1021/ic3022613

data_4331238
_publ_section_title
;
 Monomeric Group 13 Metal(I) Amides: Enforcing One-Coordination Through
 Extreme Ligand Steric Bulk
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              13050
_journal_page_last               13059
_journal_paper_doi               10.1021/ic3022613
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C72 H76 Al2 N2 Si2'
_chemical_formula_weight         1079.49
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 116.129(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   28.906(2)
_cell_length_b                   9.7641(5)
_cell_length_c                   23.958(2)
_cell_measurement_temperature    123(2)
_cell_volume                     6070.9(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0644
_diffrn_reflns_av_sigmaI/netI    0.0891
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            18415
_diffrn_reflns_theta_full        25.20
_diffrn_reflns_theta_max         25.20
_diffrn_reflns_theta_min         2.94
_exptl_absorpt_coefficient_mu    0.131
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.980
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.181
_exptl_crystal_description       block
_exptl_crystal_F_000             2304
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.596
_refine_diff_density_min         -0.309
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     362
_refine_ls_number_reflns         5464
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0792
_refine_ls_R_factor_gt           0.0466
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0353P)^2^+3.3341P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0961
_refine_ls_wR_factor_ref         0.1092
_reflns_number_gt                3963
_reflns_number_total             5464
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic3022613_si_002_07.cif
_cod_data_source_block           compound11
_cod_original_cell_volume        6070.8(8)
_cod_database_code               4331238