Imino-Amido Hf and Zr Complexes: Synthesis, Isomerization, and Olefin Polymerization
Froese, Robert D. J.; Jazdzewski, Brian A.; Klosin, Jerzy; Kuhlman, Roger L.; Theriault, Curt N.; Welsh, Dean M.; Abboud, Khalil A.; Organometallics 30 (2011) 251–262; doi:10.1021/om1008742

data_4063372
_publ_section_title
;
 Imino-Amido Hf and Zr Complexes: Synthesis, Isomerization, and Olefin
 Polymerization
;
_journal_issue                   2
_journal_name_full               Organometallics
_journal_page_first              251
_journal_page_last               262
_journal_paper_doi               10.1021/om1008742
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C22 H40 Hf N2'
_chemical_formula_weight         511.05
_chemical_name_systematic
;
? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2010-09-06 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 110.610(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   30.544(4)
_cell_length_b                   9.7191(10)
_cell_length_c                   17.1078(18)
_cell_measurement_reflns_used    8481
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.09
_cell_measurement_theta_min      2.21
_cell_volume                     4753.6(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0564
_diffrn_reflns_av_sigmaI/netI    0.0443
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            21683
_diffrn_reflns_theta_full        25.09
_diffrn_reflns_theta_max         25.09
_diffrn_reflns_theta_min         2.21
_exptl_absorpt_coefficient_mu    4.395
_exptl_absorpt_correction_T_max  0.3084
_exptl_absorpt_correction_T_min  0.2173
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.428
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2064
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.35
_refine_diff_density_max         2.129
_refine_diff_density_min         -1.841
_refine_diff_density_rms         0.131
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         4229
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0390
_refine_ls_R_factor_gt           0.0334
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0325P)^2^+23.7140P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0840
_refine_ls_wR_factor_ref         0.0875
_reflns_number_gt                3719
_reflns_number_total             4229
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1008742_si_002.cif
_cod_data_source_block           14a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4063372