Facile Synthesis ofansa-Zirconocenes Incorporating a Linked Dicarbollyl Ligand via Direct Deboration of Zirconocene Carboranyl Complexes
Sit, Mei-Mei; Chan, Hoi-Shan; Xie, Zuowei; Organometallics 30 (2011) 3449–; doi:10.1021/om200245g

data_4064660
_publ_section_title
;
 Facile Synthesis ofansa-Zirconocenes Incorporating a Linked Dicarbollyl
 Ligand via Direct Deboration of Zirconocene Carboranyl Complexes
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3449
_journal_paper_doi               10.1021/om200245g
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C30 H64 B18 Li2 N4 Zr2'
_chemical_formula_weight         871.75
_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                 109.550(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   29.602(4)
_cell_length_b                   15.3979(18)
_cell_length_c                   20.410(2)
_cell_measurement_temperature    296(2)
_cell_volume                     8766.7(18)
_computing_cell_refinement       'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_data_collection       'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_data_reduction        'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_molecular_graphics    'SIEMENS SHELXTL'
_computing_publication_material  'SIEMENS SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'BRUKER APEXII CCD DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0921
_diffrn_reflns_av_sigmaI/netI    0.0692
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            49205
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    0.504
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.674311
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.321
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3584
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_platon_squeeze_details
;
;
_refine_diff_density_max         1.314
_refine_diff_density_min         -0.988
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     505
_refine_ls_number_reflns         7727
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.1126
_refine_ls_R_factor_gt           0.0694
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0969P)^2^+13.7289P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1675
_refine_ls_wR_factor_ref         0.1868
_reflns_number_gt                4959
_reflns_number_total             7727
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om200245g_si_002.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4064660