The amido-bridged zirconocene's reactivity and catalytic behavior for ethylene polymerization.
Wang, Cun; van Meurs, Martin; Stubbs, Ludger P.; Tay, Boon-Ying; Tan, Xiang-Jie; Aitipamula, Srinivasulu; Chacko, Jacob; Luo, He-Kuan; Wong, Pui-Kwan; Ye, Suming; Dalton transactions (Cambridge, England : 2003) 39 (2010) 807–814; doi:10.1039/b914458g

data_7024300
_publ_section_title
;
 The amido-bridged zirconocene's reactivity and catalytic behavior for
 ethylene polymerization.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              807
_journal_page_last               814
_journal_paper_doi               10.1039/b914458g
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C33 H25 B F15 N Si2 Zr'
_chemical_formula_weight         878.75
_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           'by Crystalclear-SM 1.4.0 rs'
_cell_angle_alpha                77.57(3)
_cell_angle_beta                 67.01(3)
_cell_angle_gamma                74.56(3)
_cell_formula_units_Z            2
_cell_length_a                   11.245(2)
_cell_length_b                   13.098(3)
_cell_length_c                   13.383(3)
_cell_measurement_reflns_used    4608
_cell_measurement_temperature    180.1500
_cell_measurement_theta_max      31.0675
_cell_measurement_theta_min      2.0089
_cell_volume                     1735.3(8)
_computing_cell_refinement       'Crystalclear (Rigaku Inc., 2007)'
_computing_data_collection       'Crystalclear (Rigaku Inc., 2007)'
_computing_data_reduction        'Crystalclear (Rigaku Inc., 2007)'
_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      180.1500
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Saturn70 (2*2 bin mode)'
_diffrn_measurement_method       dtprofit.ref
_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  0.0270
_diffrn_reflns_av_sigmaI/netI    0.0348
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            24966
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    0.494
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9225
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.682
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             876
_exptl_crystal_size_max          0.2000
_exptl_crystal_size_mid          0.2000
_exptl_crystal_size_min          0.2000
_refine_diff_density_max         0.695
_refine_diff_density_min         -0.847
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.134
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     570
_refine_ls_number_reflns         8511
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.134
_refine_ls_R_factor_all          0.0615
_refine_ls_R_factor_gt           0.0561
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0728P)^2^+0.9378P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1418
_refine_ls_wR_factor_ref         0.1479
_reflns_number_gt                7731
_reflns_number_total             8511
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b914458g.txt
_cod_data_source_block           CUN106
_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 2.4.2 from
2011-04-26.

'_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1735.4(6)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7024300