Molecular and Electronic Structures of Six-Coordinate "Low-Valent" [M(Mebpy)3]0 (M = Ti, V, Cr, Mo) and [M(tpy)2]0 (M = Ti, V, Cr), and Seven-Coordinate [MoF(Mebpy)3](PF6) and [MX(tpy)2](PF6) (M = Mo, X = Cl and M = W, X = F)
Mei Wang; Thomas Weyhermüller; Jason England; Karl Wieghardt; Inorganic Chemistry 52 (2013) 12763–12776; doi:10.1021/ic402037e

data_4336627
_publ_section_title
;
 Molecular and Electronic Structures of Six-Coordinate "Low-Valent"
 [M(Mebpy)3]0 (M = Ti, V, Cr, Mo) and [M(tpy)2]0 (M = Ti, V, Cr), and
 Seven-Coordinate [MoF(Mebpy)3](PF6) and [MX(tpy)2](PF6) (M = Mo, X = Cl
 and M = W, X = F)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              12763
_journal_page_last               12776
_journal_paper_doi               10.1021/ic402037e
_journal_volume                  52
_journal_year                    2013
_chemical_compound_source        'tetrahydrofuran, pentane'
_chemical_formula_moiety         'C36 H36 N6 V'
_chemical_formula_sum            'C36 H36 N6 V'
_chemical_formula_weight         603.65
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_code                WGT-WM-018-01
_audit_creation_date             2013-01-15
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.729(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.7239(13)
_cell_length_b                   18.465(2)
_cell_length_c                   14.622(2)
_cell_measurement_reflns_used    9932
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.4422
_cell_measurement_theta_min      2.2289
_cell_volume                     2979.6(6)
_computing_cell_refinement       'SAINT software (Bruker AXS, 2004)'
_computing_data_collection       'APEX2 (Bruker AXS, 2008)'
_computing_data_reduction        'SAINT software (Bruker AXS, 2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 66.67
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker-AXS Kappa Mach3 APEX-II'
_diffrn_measurement_method       'CCD \f- and \w-scans'
_diffrn_radiation_monochromator  'Incoatec Helios mirrors'
_diffrn_radiation_source         '0.2 x 2mm^2^ focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0376
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            44299
_diffrn_reflns_theta_full        28.47
_diffrn_reflns_theta_max         28.47
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    0.370
_exptl_absorpt_correction_T_max  0.9668
_exptl_absorpt_correction_T_min  0.9371
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   'SADABS (Bruker AXS, 2008)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             1268
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.072
_refine_diff_density_min         -0.821
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.149
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     394
_refine_ls_number_reflns         7505
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.149
_refine_ls_R_factor_all          0.0807
_refine_ls_R_factor_gt           0.0661
_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^)+(0.0585P)^2^+6.5959P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1792
_refine_ls_wR_factor_ref         0.1908
_reflns_number_gt                5961
_reflns_number_total             7505
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic402037e_si_002_2.cif
_cod_data_source_block           2
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4336627