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_4331240
_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            'C40 H46 K N O Si'
_chemical_formula_weight         623.97
_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                 95.084(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.9915(6)
_cell_length_b                   11.2798(4)
_cell_length_c                   36.4772(13)
_cell_measurement_temperature    123(2)
_cell_volume                     6963.7(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Oxford Gemini Ultra'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) x-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_sigmaI/netI    0.0378
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            21382
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    0.218
_exptl_absorpt_correction_T_max  0.976
_exptl_absorpt_correction_T_min  0.955
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.190
_exptl_crystal_description       block
_exptl_crystal_F_000             2672
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.317
_refine_diff_density_min         -0.301
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     403
_refine_ls_number_reflns         6831
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0565
_refine_ls_R_factor_gt           0.0449
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0363P)^2^+10.4403P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1012
_refine_ls_wR_factor_ref         0.1074
_reflns_number_gt                5731
_reflns_number_total             6831
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic3022613_si_002_09.cif
_cod_data_source_block           L'K(OEt2)
_cod_database_code               4331240