Mixed Amido-cyclopentadienyl Group 4 Metal Complexes
Havlik, Ales; Lamač, Martin; Pinkas, Jiri; Růžička, Aleš; Horacek, Michal; RSC Adv.  (2015) –; doi:10.1039/C5RA07742G

data_7220995
_publ_section_title
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 Mixed Amido-cyclopentadienyl Group 4 Metal Complexes
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA07742G
_journal_year                    2015
_chemical_formula_moiety         'C42 H60 Cl2 Hf2 N2'
_chemical_formula_sum            'C42 H60 Cl2 Hf2 N2'
_chemical_formula_weight         1020.80
_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
;
2015-06-22 deposited with the CCDC.
2015-07-02 downloaded from the CCDC.
;
_cell_angle_alpha                113.815(5)
_cell_angle_beta                 103.680(4)
_cell_angle_gamma                98.356(5)
_cell_formula_units_Z            1
_cell_length_a                   10.1859(5)
_cell_length_b                   10.5241(9)
_cell_length_c                   10.6120(7)
_cell_measurement_reflns_used    20069
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1
_cell_volume                     973.38(13)
_computing_cell_refinement       'COLLECT and DENZO'
_computing_data_collection
'COLLECT (Hooft, 1998) and DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'COLLECT and DENZO'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Nonius KappaCCD area detector'
_diffrn_measurement_method       '\f and \w scans to fill the Ewald sphere'
_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  0.0492
_diffrn_reflns_av_sigmaI/netI    0.0295
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            19985
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.14
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.498
_exptl_absorpt_correction_T_max  0.764
_exptl_absorpt_correction_T_min  0.582
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.741
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.11
_refine_diff_density_max         2.763
_refine_diff_density_min         -2.064
_refine_diff_density_rms         0.156
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         4456
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0293
_refine_ls_R_factor_gt           0.0260
_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^)+(0.0390P)^2^+1.0782P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0632
_refine_ls_wR_factor_ref         0.0651
_reflns_number_gt                4166
_reflns_number_total             4456
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ra07742g2.cif
_cod_data_source_block           13
_cod_database_code               7220995