High-spin ground states via electron delocalization in mixed-valence imidazolate-bridged divanadium complexes.
Bechlars, Bettina; D'Alessandro, Deanna M; Jenkins, David M.; Iavarone, Anthony T.; Glover, Starla D.; Kubiak, Clifford P.; Long, Jeffrey R.; Nature chemistry 2 (2010) 362–368; doi:10.1038/nchem.585

data_1508020
_publ_section_title
;
 High-spin ground states via electron delocalization in mixed-valence
 imidazolate-bridged divanadium complexes.
;
_journal_issue                   5
_journal_name_full               'Nature chemistry'
_journal_page_first              362
_journal_page_last               368
_journal_paper_doi               10.1038/nchem.585
_journal_volume                  2
_journal_year                    2010
_chemical_formula_moiety         'C31 H28 N6 V, 2(F6 P)'
_chemical_formula_sum            'C31 H28 F12 N6 O0 P2 V'
_chemical_formula_weight         825.47
_chemical_name_systematic
;
Acetonitrilo(2,6-bis[1,1-bis(2-pyridyl)ethyl]pyridine) vanadium(II) bis(hexafluorophosphate)
;
_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
_cell_angle_alpha                110.056(5)
_cell_angle_beta                 108.607(6)
_cell_angle_gamma                90.638(6)
_cell_formula_units_Z            2
_cell_length_a                   11.550(4)
_cell_length_b                   12.579(5)
_cell_length_c                   13.191(5)
_cell_measurement_reflns_used    642
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      18.52
_cell_measurement_theta_min      2.38
_cell_volume                     1690.4(11)
_computing_cell_refinement       'Bruker SAINT v6.36'
_computing_data_collection       'Bruker SMART v5.054d'
_computing_data_reduction        'Bruker SAINT v6.36'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.926
_diffrn_measured_fraction_theta_max 0.926
_diffrn_measurement_method       \w/2\q-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  0.0392
_diffrn_reflns_av_sigmaI/netI    0.1260
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5548
_diffrn_reflns_theta_full        23.37
_diffrn_reflns_theta_max         23.37
_diffrn_reflns_theta_min         1.74
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.489
_exptl_absorpt_correction_T_max  0.9807
_exptl_absorpt_correction_T_min  0.8673
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.622
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             834
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.540
_refine_diff_density_min         -0.542
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     472
_refine_ls_number_reflns         4561
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.1399
_refine_ls_R_factor_gt           0.0837
_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^)+(0.0808P)^2^+3.1029P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1760
_refine_ls_wR_factor_ref         0.2126
_reflns_number_gt                2773
_reflns_number_total             4561
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            nchem.585-s3.cif
_cod_data_source_block           4
_cod_depositor_comments
;
 Replacing the "?" symbol with the "-" symbol in the _chemical_name_systematic
 data item value.

 Antanas Vaitkus,
 2017-03-30

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1508020