A mechanistic study of proton reduction catalyzed by a pentapyridine cobalt complex: evidence for involvement of an anation-based pathway
King, Amanda E.; Surendranath, Yogesh; Piro, Nicholas A.; Bigi, Julian P.; Long, Jeffrey R.; Chang, Christopher J.; Chemical Science 4 (2013) 1578–; doi:10.1039/c3sc22239j

data_1514479
_publ_section_title
;
 A mechanistic study of proton reduction catalyzed by a pentapyridine
 cobalt complex: evidence for involvement of an anation-based pathway
;
_journal_issue                   4
_journal_name_full               'Chemical Science'
_journal_page_first              1578
_journal_paper_doi               10.1039/c3sc22239j
_journal_volume                  4
_journal_year                    2013
_chemical_formula_sum            'C144 H130 B4 Co4 F40 N30 O24 S8'
_chemical_formula_weight         3960.22
_chemical_name_common            AEK1145Co
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                90.00
_cell_angle_beta                 97.47
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   17.791
_cell_length_b                   16.341
_cell_length_c                   27.415
_cell_measurement_reflns_used    9696
_cell_measurement_temperature    373(2)
_cell_measurement_theta_max      25.31
_cell_measurement_theta_min      2.36
_cell_volume                     7902.521
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP-32
_computing_publication_material  WinGX
_computing_structure_refinement  SHELXL-97
_computing_structure_solution    SIR-2004
_diffrn_ambient_temperature      373(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'phi and omega 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  0.0370
_diffrn_reflns_av_sigmaI/netI    0.0438
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            55077
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.37
_diffrn_reflns_theta_min         1.50
_exptl_absorpt_coefficient_mu    0.645
_exptl_absorpt_correction_T_max  0.9266
_exptl_absorpt_correction_T_min  0.8818
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.664
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prisms
_exptl_crystal_F_000             4024
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.371
_refine_diff_density_min         -1.010
_refine_diff_density_rms         0.115
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.007(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1175
_refine_ls_number_reflns         13504
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0692
_refine_ls_shift/su_max          0.038
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1420P)^2^+18.4489P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1880
_refine_ls_wR_factor_ref         0.1975
_reflns_number_gt                12161
_reflns_number_total             13504
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3sc22239j.txt
_cod_data_source_block           shelxl
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        7902.4
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               1514479