Bridging Azines in the Coordination Sphere of Low-Valent Vanadocene Derivatives†
Jordan, Markus; Saak, Wolfgang; Haase, Detlev; Beckhaus, Rüdiger; Organometallics 29 (2010) 5859–; doi:10.1021/om100612e

data_4066760
_publ_section_title
;
 Bridging Azines in the Coordination Sphere of Low-Valent Vanadocene
 Derivatives&#x2020;
;
_journal_issue                   22
_journal_name_full               Organometallics
_journal_page_first              5859
_journal_paper_doi               10.1021/om100612e
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C100 H108 B2 N2 V2'
_chemical_formula_weight         1461.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 104.370(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.6718(6)
_cell_length_b                   24.0590(16)
_cell_length_c                   15.1460(7)
_cell_measurement_temperature    153(2)
_cell_volume                     4120.1(4)
_computing_cell_refinement       'IPDS (Stoe, 1999)'
_computing_data_collection       'IPDS (Stoe, 1999)'
_computing_data_reduction        'XRED (Stoe, 1997)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELX-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.943
_diffrn_measurement_device_type  'Stoe IPDS'
_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  0.0554
_diffrn_reflns_av_sigmaI/netI    0.0560
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            44272
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.11
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.275
_exptl_absorpt_correction_T_max  0.9677
_exptl_absorpt_correction_T_min  0.7161
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'XRED (Stoe, 1997)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.178
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1556
_exptl_crystal_size_max          1.30
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.249
_refine_diff_density_min         -0.275
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.842
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     488
_refine_ls_number_reflns         7736
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.842
_refine_ls_R_factor_all          0.0540
_refine_ls_R_factor_gt           0.0319
_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^)+(0.0401P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0664
_refine_ls_wR_factor_ref         0.0702
_reflns_number_gt                5274
_reflns_number_total             7736
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100612e_si_002.cif
_cod_data_source_block           24
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4066760