Reaction of Zirconocene−Carboryne Precursor with Alkynes: An Efficient Route to Zirconacyclopentenes Incorporating a Carboranyl Unit
Ren, Shikuo; Chan, Hoi-Shan; Xie, Zuowei; Organometallics 28 (2009) 4106–; doi:10.1021/om9002973

data_4069605
_publ_section_title
;
 Reaction of Zirconocene&#x2212;Carboryne Precursor with Alkynes: An
 Efficient Route to Zirconacyclopentenes Incorporating a Carboranyl Unit
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              4106
_journal_paper_doi               10.1021/om9002973
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C22 H30 B10 O Zr'
_chemical_formula_weight         509.78
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                91.460(2)
_cell_angle_beta                 104.862(2)
_cell_angle_gamma                92.934(2)
_cell_formula_units_Z            2
_cell_length_a                   9.1047(11)
_cell_length_b                   10.4341(13)
_cell_length_c                   13.2343(16)
_cell_measurement_reflns_used    1010
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      2.47
_cell_volume                     1212.6(3)
_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 0.992
_diffrn_measured_fraction_theta_max 0.992
_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  0.0232
_diffrn_reflns_av_sigmaI/netI    0.0342
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6532
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    0.468
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7995
_exptl_absorpt_correction_type   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.396
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         1.033
_refine_diff_density_min         -0.937
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     326
_refine_ls_number_reflns         4247
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0389
_refine_ls_shift/su_max          0.033
_refine_ls_shift/su_mean         0.008
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0420P)^2^+2.1950P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1003
_refine_ls_wR_factor_ref         0.1015
_reflns_number_gt                3999
_reflns_number_total             4247
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om9002973_si_001.cif
_cod_data_source_block           5l
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4069605