Synthesis and catalytic activity of group 5 metal amides with chiral biaryldiamine-based ligands.
Zhang, Furen; Song, Haibin; Zi, Guofu; Dalton transactions (Cambridge, England : 2003) 40 (2011) 1547–1566; doi:10.1039/c0dt01229g

data_7014880
_publ_section_title
;
 Synthesis and catalytic activity of group 5 metal amides with chiral
 biaryldiamine-based ligands.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1547
_journal_page_last               1566
_journal_paper_doi               10.1039/c0dt01229g
_journal_volume                  40
_journal_year                    2011
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C84 H96 N6 O4 V2'
_chemical_formula_sum            'C84 H96 N6 O4 V2'
_chemical_formula_weight         1355.55
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 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                 115.942(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.254(5)
_cell_length_b                   21.750(3)
_cell_length_c                   21.964(4)
_cell_measurement_reflns_used    6630
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      72.5
_cell_measurement_theta_min      27.6
_cell_volume                     10419(3)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.63
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0507
_diffrn_reflns_av_sigmaI/netI    0.0559
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            72632
_diffrn_reflns_theta_full        72.68
_diffrn_reflns_theta_max         72.68
_diffrn_reflns_theta_min         2.24
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.799
_exptl_absorpt_correction_T_max  0.6327
_exptl_absorpt_correction_T_min  0.5798
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    0.864
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2880
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.28
_platon_squeeze_details
;
;
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.524
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.033(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     883
_refine_ls_number_reflns         19202
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0404
_refine_ls_R_factor_gt           0.0358
_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^)+(0.0362P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0853
_refine_ls_wR_factor_ref         0.0885
_reflns_number_gt                16455
_reflns_number_total             19202
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0DT01229G.TXT
_cod_data_source_block           compound26
_cod_original_sg_symbol_H-M      'C 2'
_cod_database_code               7014880