Solid State and Aqueous Solution Characterization of Rectangular Tetranuclear VIV/V-p-Semiquinonate/Hydroquinonate Complexes Exhibiting a Proton Induced Electron Transfer
Chryssoula Drouza; Anastasios D. Keramidas; Inorganic Chemistry 47 (2008) 7211–7224; doi:10.1021/ic800569t

data_4305582
_publ_section_title
;
Solid State and Aqueous Solution Characterization of Rectangular
Tetranuclear VIV/V-p-Semiquinonate/Hydroquinonate Complexes Exhibiting a
Proton Induced Electron Transfer
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7211
_journal_page_last               7224
_journal_paper_doi               10.1021/ic800569t
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C21 H36 N8 O16 V2'
_chemical_formula_weight         758.46
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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
_cell_angle_beta                 98.816(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   19.4212(9)
_cell_length_b                   11.0769(5)
_cell_length_c                   29.3388(10)
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.1596
_cell_measurement_theta_min      3.1543
_cell_volume                     6237.0(5)
_computing_cell_refinement
;
'Mon Jun 05 18:43:11 2006'
;
_computing_data_collection
;
'Mon Jun 05 18:43:11 2006'
;
_computing_data_reduction
;
'Mon Jun 05 18:43:11 2006'
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 16.0288
_diffrn_measured_fraction_theta_full 0.921
_diffrn_measured_fraction_theta_max 0.921
_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  0.0210
_diffrn_reflns_av_sigmaI/netI    0.0202
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            38164
_diffrn_reflns_theta_full        31.16
_diffrn_reflns_theta_max         31.16
_diffrn_reflns_theta_min         3.25
_exptl_absorpt_coefficient_mu    0.685
_exptl_absorpt_correction_T_max  0.90382
_exptl_absorpt_correction_T_min  0.83188
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
'Mon Jun 05 18:43:11 2006'
;
_exptl_crystal_density_diffrn    1.615
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3136
_exptl_crystal_size_max          0.14545
_exptl_crystal_size_mid          0.11353
_exptl_crystal_size_min          0.07112
_refine_diff_density_max         0.775
_refine_diff_density_min         -0.706
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     451
_refine_ls_number_reflns         9293
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0516
_refine_ls_R_factor_gt           0.0432
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0526P)^2^+18.1997P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1190
_refine_ls_wR_factor_ref         0.1219
_reflns_number_gt                7863
_reflns_number_total             9293
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800569t-file002_2.cif
_cod_data_source_block           o
_cod_database_code               4305582