Flavanthrone ‒ a new ligand with accessible radical anion and dianion states: preparation of zwitterionic {(Cp2V)2(flavanthrone)} and {(Cp2V)2(chloranil)} complexes
Konarev, Dmitri V.; Andronov, Mikhail G.; Batov, Mikhail S.; Kuzmin, Alexey V.; Khasanov, Salavat S.; Shestakov, Alexander F.; Otsuka, Akihiro; Yamochi, Hideki; Kitagawa, Hiroshi; Lyubovskaya, Rimma N.; New Journal of Chemistry 44 (2020) 10849–10858; doi:10.1039/D0NJ01208D

data_7059657
_publ_section_title
;
 Flavanthrone -- a new ligand with accessible radical anion and dianion
 states: preparation of zwitterionic {(Cp2V)2(flavanthrone)} and
 {(Cp2V)2(chloranil)} complexes
;
_journal_issue                   26
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              10849
_journal_page_last               10858
_journal_paper_doi               10.1039/D0NJ01208D
_journal_volume                  44
_journal_year                    2020
_chemical_compound_source        no
_chemical_formula_moiety         '2(C10 H10 V1), C6 Cl4 O2'
_chemical_formula_sum            'C26 H20 Cl4 O2 V2'
_chemical_formula_weight         608.10
_chemical_melting_point          ?
_chemical_name_common            no
_chemical_name_systematic
'coordination compound of chloranyl with two vanadocene'
_chemical_properties_physical    Air-sensitive,Oxygen-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2020-01-20
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-02-22 deposited with the CCDC.	2020-05-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.001(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.1827(4)
_cell_length_b                   7.7844(3)
_cell_length_c                   18.3826(8)
_cell_measurement_reflns_used    7992
_cell_measurement_temperature    90(1)
_cell_measurement_theta_max      27.1630
_cell_measurement_theta_min      2.2150
_cell_volume                     1314.02(10)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    WinGx
_computing_publication_material  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      90(1)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'BRUKER SMART APEX-II'
_diffrn_measurement_device_type  'Saxi-CrysAlisPro goniometer'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0288
_diffrn_reflns_av_unetI/netI     0.0154
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            12943
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.100
_diffrn_reflns_theta_min         2.216
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.140
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.88193
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.537
_exptl_crystal_description       prism
_exptl_crystal_F_000             612
_exptl_crystal_preparation       'Magnetic properties'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: o-dichlorobenzene/n-hexane'
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.235
_refine_diff_density_min         -0.163
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         2894
_refine_ls_number_restraints     211
_refine_ls_restrained_S_all      1.092
_refine_ls_R_factor_all          0.0322
_refine_ls_R_factor_gt           0.0287
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0324P)^2^+0.2535P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0685
_refine_ls_wR_factor_ref         0.0705
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2679
_reflns_number_total             2894
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0nj01208d2.cif
_cod_data_source_block           QCl42Cp2V
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_chemical_melting_point' value 'not measured' was changed
to '?' -- the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7059654--7059658.cif.

 Adding full bibliography for 7059654--7059658.cif.
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7059657
_shelx_estimated_absorpt_t_min   0.726
_shelx_estimated_absorpt_t_max   0.895
_shelx_res_checksum              65543