Photoinduced water oxidation catalyzed by a double-helical dicobalt(II) sexipyridine complex
Man Chen; Siu-Mui Ng; Shek-Man Yiu; Kai-Chung Lau; Raymond J. Zeng; Tai-Chu Lau; Chem.Commun. 50 (2014) 14956–; doi:10.1039/C4cc07607A

data_7116026
_publ_section_title
;
 Photoinduced water oxidation catalyzed by a double-helical dicobalt(II)
 sexipyridine complex
;
_journal_name_full               Chem.Commun.
_journal_page_first              14956
_journal_paper_doi               10.1039/C4cc07607A
_journal_volume                  50
_journal_year                    2014
_chemical_formula_moiety         '2(Cl2 O8), C60 H40 Co2 N12, 2(O)'
_chemical_formula_sum            'C60 H44 Cl4 Co2 N12 O18'
_chemical_formula_weight         1480.73
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      tetragonal
_space_group_IT_number           142
_space_group_name_Hall           '-I 4bd 2c'
_space_group_name_H-M_alt        'I 41/a c d'
_symmetry_space_group_name_Hall  '-I 4bd 2c'
_symmetry_space_group_name_H-M   'I 41/a c d :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-01-02
_audit_creation_method
;
  Olex2 1.1
  (compiled 2011.11.01 svn.r2039, GUI svn.r3906)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            16
_cell_length_a                   23.5247(2)
_cell_length_b                   23.5247(2)
_cell_length_c                   45.7102(10)
_cell_measurement_reflns_used    9808
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      29.1599
_cell_measurement_theta_min      3.1795
_cell_volume                     25296.6(6)
_computing_cell_refinement       'CrysAlisPro, Agilent Technologies'
_computing_data_collection       'CrysAlisPro, Agilent Technologies'
_computing_data_reduction        'CrysAlisPro, Agilent Technologies'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
XL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 16.1270
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'MO K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0408
_diffrn_reflns_av_unetI/netI     0.0205
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       54
_diffrn_reflns_limit_l_min       -54
_diffrn_reflns_number            57133
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.19
_diffrn_source                   'Enhance (Mo) X-ray Source'
_diffrn_source_current           n/a
_diffrn_source_voltage           n/a
_exptl_absorpt_coefficient_mu    0.776
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.99611
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.555
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangle
_exptl_crystal_F_000             12064
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.504
_refine_diff_density_min         -0.506
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     478
_refine_ls_number_reflns         5567
_refine_ls_number_restraints     100
_refine_ls_restrained_S_all      1.105
_refine_ls_R_factor_all          0.0790
_refine_ls_R_factor_gt           0.0591
_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^)+(0.0978P)^2^+133.9227P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1658
_refine_ls_wR_factor_ref         0.1909
_reflns_number_gt                4263
_reflns_number_total             5567
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc07607a2.cif
_cod_data_source_block           122413a_stella
_cod_database_code               7116026