Template synthesis, X-ray structure, spectral and redox properties of the paramagnetic alkylboron-capped cobalt(II) clathrochelates and their diamagnetic iron(II)-containing analogs
Yan Z. Voloshin; Andrey Y. Lebedev; Valentin V. Novikov; Alexander V. Dolganov; Anna V. Vologzhanina; Ekaterina G. Lebed; Alexander A. Pavlov; Zoya A. Starikova; Michail I. Buzin; Yurii N. Bubnov; Inorganica Chimica Acta 399 (2013) 67–78; doi:

data_1516852
_publ_section_title
;
 Template synthesis, X-ray structure, spectral and redox properties of the
 paramagnetic alkylboron-capped cobalt(II) clathrochelates and their
 diamagnetic iron(II)-containing analogs
;
_journal_name_full
;
Inorganica Chimica Acta
;
_journal_page_first              67
_journal_page_last               78
_journal_volume                  399
_journal_year                    2013
_chemical_formula_moiety         'C50 H48 B2 Co N6 O6'
_chemical_formula_sum            'C50 H48 B2 Co N6 O6'
_chemical_formula_weight         909.49
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 94.148(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.168(4)
_cell_length_b                   16.754(3)
_cell_length_c                   13.375(3)
_cell_measurement_reflns_used    3679
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      22.91
_cell_measurement_theta_min      2.25
_cell_volume                     4507.5(16)
_computing_cell_refinement       'APEX2 (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'APEX2 (Bruker, 2005)'
_computing_molecular_graphics    'SHELXTL ver. 5.1 (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL ver. 5.1 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL ver. 5.1 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL ver. 5.1 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\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  0.0787
_diffrn_reflns_av_sigmaI/netI    0.0774
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            37866
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.58
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.438
_exptl_absorpt_correction_T_max  0.915
_exptl_absorpt_correction_T_min  0.890
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1998)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rhombic
_exptl_crystal_F_000             1900
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_refine_diff_density_max         1.550
_refine_diff_density_min         -1.566
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     452
_refine_ls_number_reflns         10344
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.1377
_refine_ls_R_factor_gt           0.0863
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0300P)^2^+25.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1708
_refine_ls_wR_factor_ref         0.1997
_reflns_number_gt                6466
_reflns_number_total             10344
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ICA-2013-399-67-78-1.CIF
_cod_data_source_block           a
_cod_original_cell_volume        4507.4(15)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1516852