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_7019768
_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         'C17 H32 Cl4 Li N3 O2 Si Zr'
_chemical_formula_sum            'C17 H32 Cl4 Li N3 O2 Si Zr'
_chemical_formula_weight         578.51
_chemical_melting_point          380.0(10)
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 98.317(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.139(3)
_cell_length_b                   16.253(4)
_cell_length_c                   31.206(8)
_cell_measurement_reflns_used    2877
_cell_measurement_temperature    238(2)
_cell_measurement_theta_max      17.62
_cell_measurement_theta_min      2.25
_cell_volume                     5590(2)
_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 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.1231
_diffrn_reflns_av_sigmaI/netI    0.1520
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            24474
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    0.835
_exptl_absorpt_correction_T_max  0.8508
_exptl_absorpt_correction_T_min  0.7312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.375
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2368
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.895
_refine_diff_density_min         -1.027
_refine_diff_density_rms         0.126
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     531
_refine_ls_number_reflns         10216
_refine_ls_number_restraints     521
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.2175
_refine_ls_R_factor_gt           0.0912
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1807P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2584
_refine_ls_wR_factor_ref         0.3333
_reflns_number_gt                4184
_reflns_number_total             10216
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30463e.txt
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '379-381' was changed to '380.0(10)'
- the average value was taken and precision was
estimated.

'_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_sg_symbol_H-M      P2(1)/c
_cod_database_code               7019768