Synthesis, structure, properties and immobilization on a gold surface of the monoribbed-functionalized tris-dioximate cobalt(ii) clathrochelates and an electrocatalytic hydrogen production from H+ ions
Voloshin, Y. Z.; Belov, A. S.; Vologzhanina, A. V.; Aleksandrov, G. G.; Dolganov, A. V.; Novikov, V. V.; Varzatskii, O. A.; Bubnov, Y. N.; Dalton Transactions 41 (2012) 6078–; doi:10.1039/c2dt12513g

data_7018951
_publ_section_title
;
 Synthesis, structure, properties and immobilization on a gold surface of
 the monoribbed-functionalized tris-dioximate cobalt(ii) clathrochelates
 and an electrocatalytic hydrogen production from H+ ions
;
_journal_issue                   20
_journal_name_full               'Dalton Transactions'
_journal_page_first              6078
_journal_paper_doi               10.1039/c2dt12513g
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C32 H24 B2 Co F2 N6 O6 S2'
_chemical_formula_sum            'C32 H24 B2 Co F2 N6 O6 S2'
_chemical_formula_weight         771.24
_chemical_name_systematic
;
?
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.041(2)
_cell_length_b                   12.489(3)
_cell_length_c                   24.300(5)
_cell_measurement_reflns_used    2490
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      20.90
_cell_measurement_theta_min      2.49
_cell_volume                     3350.8(12)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0511
_diffrn_reflns_av_sigmaI/netI    0.0842
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            20299
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.68
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.703
_exptl_absorpt_correction_T_max  0.9657
_exptl_absorpt_correction_T_min  0.7910
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   Sadabs
_exptl_crystal_colour            plate
_exptl_crystal_density_diffrn    1.529
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       red
_exptl_crystal_F_000             1572
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.450
_refine_diff_density_min         -0.400
_refine_diff_density_rms         0.153
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.014(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     421
_refine_ls_number_reflns         8157
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1069
_refine_ls_R_factor_gt           0.0588
_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^)+(0.0670P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1214
_refine_ls_wR_factor_ref         0.1476
_reflns_number_gt                5141
_reflns_number_total             8157
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt12513g.txt
_cod_data_source_block           ab126
_cod_original_cell_volume        3350.7(12)
_cod_database_code               7018951