Synthesis, Structural Characterization, and Reactivity of Group 4 Metal Complexes Derived from 1-Indenyl-1,2-carborane
Shen, Hao; Chan, Hoi-Shan; Xie, Zuowei; Organometallics 27 (2008) 1157–; doi:10.1021/om701108v

data_4070898
_publ_section_title
;
 Synthesis, Structural Characterization, and Reactivity of Group 4 Metal
 Complexes Derived from 1-Indenyl-1,2-carborane
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1157
_journal_paper_doi               10.1021/om701108v
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C38 H78 B9 N9 Zr'
_chemical_formula_weight         849.60
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           52
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2bc'
_symmetry_space_group_name_H-M   'P n n a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.773(2)
_cell_length_b                   22.528(3)
_cell_length_c                   12.7374(14)
_cell_measurement_reflns_used    970
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.30
_cell_measurement_theta_min      2.67
_cell_volume                     5099.9(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0352
_diffrn_reflns_av_sigmaI/netI    0.0246
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            26118
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.250
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9287
_exptl_absorpt_correction_type   sadabs
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.107
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1816
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.125
_refine_diff_density_min         -1.004
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     287
_refine_ls_number_reflns         4500
_refine_ls_number_restraints     32
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0928
_refine_ls_R_factor_gt           0.0624
_refine_ls_shift/su_max          0.054
_refine_ls_shift/su_mean         0.007
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0949P)^2^+12.6661P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1716
_refine_ls_wR_factor_ref         0.2186
_reflns_number_gt                2995
_reflns_number_total             4500
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om701108v-file002.cif
_cod_data_source_block           8b
_cod_original_cell_volume        5099.7(10)
_cod_original_sg_symbol_H-M      Pnna
_cod_database_code               4070898