Extremely Bulky Amido First Row Transition Metal(II) Halide Complexes: Potential Precursors to Low Coordinate Metal-Metal Bonded Systems
Jamie Hicks; Cameron Jones; Inorganic Chemistry 52 (2013) 3900–3907; doi:10.1021/ic302672a

data_4334321
_publ_section_title
;
 Extremely Bulky Amido First Row Transition Metal(II) Halide Complexes:
 Potential Precursors to Low Coordinate Metal-Metal Bonded Systems
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3900
_journal_page_last               3907
_journal_paper_doi               10.1021/ic302672a
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C130 H116 Cl2 Cr2 N2 Si2'
_chemical_formula_weight         1937.33
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 111.995(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.1465(12)
_cell_length_b                   20.9444(12)
_cell_length_c                   17.2104(15)
_cell_measurement_temperature    123(2)
_cell_volume                     5062.4(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0613
_diffrn_reflns_av_sigmaI/netI    0.0943
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            18451
_diffrn_reflns_theta_full        25.20
_diffrn_reflns_theta_max         25.20
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    0.345
_exptl_absorpt_correction_T_max  0.979
_exptl_absorpt_correction_T_min  0.960
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_description       block
_exptl_crystal_F_000             2040
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.439
_refine_diff_density_min         -0.489
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     625
_refine_ls_number_reflns         9051
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0902
_refine_ls_R_factor_gt           0.0530
_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^)+(0.0457P)^2^+0.1708P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1078
_refine_ls_wR_factor_ref         0.1262
_reflns_number_gt                6309
_reflns_number_total             9051
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic302672a_si_002_02.cif
_cod_data_source_block           compound2
_cod_original_cell_volume        5062.4(7)
_cod_database_code               4334321