Synthesis, mechanism and ethylene polymerization catalysis of Ge(IV), Sn(II) and Zr(IV) complexes derived from substituted β-diketiminates
Xiao, Xia; Hao, Xiaomin; Bai, Jianliang; Chao, Jianbin; Cao, Wei; Chen, Xia; RSC Adv.  (2016) –; doi:10.1039/C6RA11097E

data_7225508
_publ_section_title
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 Synthesis, mechanism and ethylene polymerization catalysis of Ge(IV),
 Sn(II) and Zr(IV) complexes derived from substituted \b-diketiminates
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA11097E
_journal_year                    2016
_chemical_formula_sum            'C7 H14 Cl5 Ge2 N4'
_chemical_formula_weight         476.65
_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
_audit_update_record
;
2016-05-31 deposited with the CCDC.
2016-06-09 downloaded from the CCDC.
;
_cell_angle_alpha                91.651(2)
_cell_angle_beta                 98.999(2)
_cell_angle_gamma                102.452(2)
_cell_formula_units_Z            2
_cell_length_a                   8.7293(16)
_cell_length_b                   9.6018(18)
_cell_length_c                   10.0436(19)
_cell_measurement_reflns_used    9516
_cell_measurement_temperature    456(2)
_cell_measurement_theta_max      28.464
_cell_measurement_theta_min      2.929
_cell_volume                     810.2(3)
_computing_data_collection       APEX2
_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      456(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0166
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            3339
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    4.522
_exptl_absorpt_correction_T_max  0.4649
_exptl_absorpt_correction_T_min  0.3440
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.954
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             466
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.715
_refine_diff_density_min         -0.541
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         2782
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0335
_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^)+(0.0419P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0808
_refine_ls_wR_factor_ref         0.0831
_reflns_number_gt                2275
_reflns_number_total             2782
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra11097e1.cif
_cod_data_source_block           hs0372p
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7225508