Metal (Mg, Fe, Co, Zr and Ti) complexes derived from aminosilyl substituted aminopyridinato ligand: synthesis, structures and ethylene polymerization behaviors of the group 4 complexes.
Duan, Xin-E; Yuan, Shi-Fang; Tong, Hong-Bo; Bai, Sheng-Di; Wei, Xue-Hong; Liu, Dian-Sheng; Dalton transactions (Cambridge, England : 2003) 41 (2012) 9460–9467; doi:10.1039/c2dt30463e

data_7019767
_publ_section_title
;
 Metal (Mg, Fe, Co, Zr and Ti) complexes derived from aminosilyl
 substituted aminopyridinato ligand: synthesis, structures and ethylene
 polymerization behaviors of the group 4 complexes.
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9460
_journal_page_last               9467
_journal_paper_doi               10.1039/c2dt30463e
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C22 H32 Cl4 N4 O3 Ti2'
_chemical_formula_sum            'C22 H32 Cl4 N4 O3 Ti2'
_chemical_formula_weight         638.12
_chemical_melting_point          403
_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                 93.202(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.206(6)
_cell_length_b                   11.636(4)
_cell_length_c                   15.911(6)
_cell_measurement_reflns_used    6973
_cell_measurement_temperature    238(2)
_cell_measurement_theta_max      26.92
_cell_measurement_theta_min      2.21
_cell_volume                     2810.8(18)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      238(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD AREA DETECOR'
_diffrn_measurement_method       /w
_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  0.0644
_diffrn_reflns_av_sigmaI/netI    0.0423
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            29060
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.80
_exptl_absorpt_coefficient_mu    0.979
_exptl_absorpt_correction_T_max  0.8282
_exptl_absorpt_correction_T_min  0.7577
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.508
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.800
_refine_diff_density_min         -0.409
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         4948
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0516
_refine_ls_R_factor_gt           0.0378
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0356P)^2^+3.5053P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0902
_refine_ls_wR_factor_ref         0.1009
_reflns_number_gt                3999
_reflns_number_total             4948
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30463e.txt
_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.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        2810.7(18)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7019767