Synthesis and characterization of the titanium complexes bearing two β-enaminoketonato ligands with electron withdrawing groups/modified phenyls and their behaviors for ethylene (co-)polymerization.
Ye, Wei-Ping; Shi, Xin-Cui; Li, Bai-Xiang; Liu, Jing-Yu; Li, Yue-Sheng; Cheng, Yan-Xiang; Hu, Ning-Hai; Dalton transactions (Cambridge, England : 2003) 39 (2010) 9000–9007; doi:10.1039/c001987a

data_7025600
_publ_section_title
;
 Synthesis and characterization of the titanium complexes bearing two
 \b-enaminoketonato ligands with electron withdrawing groups/modified
 phenyls and their behaviors for ethylene (co-)polymerization.
;
_journal_issue                   38
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9000
_journal_page_last               9007
_journal_paper_doi               10.1039/c001987a
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C32 H20 Br2 Cl2 F6 N2 O2 Ti'
_chemical_formula_weight         857.12
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 102.674(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2111(10)
_cell_length_b                   15.5277(14)
_cell_length_c                   19.3685(17)
_cell_measurement_reflns_used    2612
_cell_measurement_temperature    185(2)
_cell_measurement_theta_max      22.26
_cell_measurement_theta_min      2.28
_cell_volume                     3289.6(5)
_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      185(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX 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  0.0482
_diffrn_reflns_av_sigmaI/netI    0.0624
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            16828
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    2.919
_exptl_absorpt_correction_T_max  0.7689
_exptl_absorpt_correction_T_min  0.5739
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.731
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1688
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         4.761
_refine_diff_density_min         -0.983
_refine_diff_density_rms         0.161
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     418
_refine_ls_number_reflns         5809
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.1290
_refine_ls_R_factor_gt           0.0874
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1348P)^2^+14.7023P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2359
_refine_ls_wR_factor_ref         0.2656
_reflns_number_gt                3754
_reflns_number_total             5809
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c001987a.txt
_cod_data_source_block           r468(2K)
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7025600