Reaction of Zirconocene‒Carboryne with Alkenes: Synthesis and Structure of Zirconacyclopentanes with a Carborane Auxiliary
Ren, Shikuo; Qiu, Zaozao; Xie, Zuowei; Organometallics 31 (2012) 4435–; doi:10.1021/om300202p

data_4078447
_publ_section_title
;
 Reaction of Zirconocene--Carboryne with Alkenes: Synthesis and Structure
 of Zirconacyclopentanes with a Carborane Auxiliary
;
_journal_issue                   12
_journal_name_full               Organometallics
_journal_page_first              4435
_journal_paper_doi               10.1021/om300202p
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C21.75 H29 B10 Cl Zr'
_chemical_formula_weight         525.22
_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                84.831(3)
_cell_angle_beta                 84.646(3)
_cell_angle_gamma                75.807(3)
_cell_formula_units_Z            4
_cell_length_a                   7.9728(14)
_cell_length_b                   10.4442(18)
_cell_length_c                   31.469(5)
_cell_measurement_temperature    293(2)
_cell_volume                     2523.2(7)
_computing_cell_refinement       'BRUKER SMART CCD DIFFRACTOMETER'
_computing_data_collection       'BRUKER SMART CCD DIFFRACTOMETER'
_computing_data_reduction        'BRUKER SMART 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      293(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'BRUKER SMART 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  0.0318
_diffrn_reflns_av_sigmaI/netI    0.0602
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            17227
_diffrn_reflns_theta_full        28.03
_diffrn_reflns_theta_max         28.03
_diffrn_reflns_theta_min         0.65
_exptl_absorpt_coefficient_mu    0.552
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.645662
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.383
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1066
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.014
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     613
_refine_ls_number_reflns         11911
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0674
_refine_ls_R_factor_gt           0.0476
_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^)+(0.0586P)^2^+1.2587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1135
_refine_ls_wR_factor_ref         0.1275
_reflns_number_gt                9054
_reflns_number_total             11911
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300202p_si_002.cif
_cod_data_source_block           3e.0.25toluene
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        2523.2(8)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4078447