Towards a comprehensive understanding of visible-light photogeneration of hydrogen from water using cobalt(ii) polypyridyl catalysts
Khnayzer, R. S.; Thoi, V. S.; Nippe, M.; King, A. E.; Jurss, J. W.; El Roz, K. A.; Long, J. R.; Chang, C. J.; Castellano, F. N.; Energy & Environmental Science 7 (2014) 1477–; doi:10.1039/c3ee43982h

data_1514145
_publ_section_title
;
 Towards a comprehensive understanding of visible-light photogeneration of
 hydrogen from water using cobalt(ii) polypyridyl catalysts
;
_journal_issue                   4
_journal_name_full               'Energy &amp; Environmental Science'
_journal_page_first              1477
_journal_paper_doi               10.1039/c3ee43982h
_journal_volume                  7
_journal_year                    2014
_chemical_formula_moiety         'C24 H19 Co F3 N5 O4 S, C F3 O3 S, C2 H3 N'
_chemical_formula_sum            'C27 H22 Co F6 N6 O7 S2'
_chemical_formula_weight         779.56
_chemical_name_common            '[Co(bpyPY2OH)(MeCN)(OTf)](OTf)'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-07-21
_audit_creation_method
;
  Olex2 1.2
  (compiled Apr 23 2013 17:59:47, GUI svn.r4466)
;
_cell_angle_alpha                116.451(2)
_cell_angle_beta                 94.117(2)
_cell_angle_gamma                90.678(3)
_cell_formula_units_Z            2
_cell_length_a                   8.3555(5)
_cell_length_b                   13.6865(8)
_cell_length_c                   15.1917(8)
_cell_measurement_reflns_used    9985
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.3754
_cell_measurement_theta_min      2.4468
_cell_volume                     1549.54(16)
_computing_cell_refinement       'Bruker APEX2 v. 2009.1'
_computing_data_collection       'Bruker APEX2 v. 2009.1'
_computing_data_reduction        'Bruker APEX2 v. 2009.1'
_computing_molecular_graphics    DIAMOND
_computing_publication_material  OLEX2
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'QUAZAR multilayer mirrors'
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0274
_diffrn_reflns_av_unetI/netI     0.0169
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            41127
_diffrn_reflns_theta_full        25.42
_diffrn_reflns_theta_max         25.42
_diffrn_reflns_theta_min         1.50
_exptl_absorpt_coefficient_mu    0.781
_exptl_absorpt_correction_T_max  0.9260
_exptl_absorpt_correction_T_min  0.8594
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.671
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             790
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.434
_refine_diff_density_min         -0.434
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     473
_refine_ls_number_reflns         5703
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0275
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1129
_refine_ls_wR_factor_ref         0.1182
_reflns_number_gt                5284
_reflns_number_total             5703
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ee43982h2.cif
_cod_data_source_block           4
_cod_original_cell_volume        1549.54(15)
_cod_database_code               1514145
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2. Others
 Fixed Sof: N1S(0.5) N2S(0.5) C1S(0.5) C2S(0.5) H2SA(0.5) H2SB(0.5) H2SC(0.5)
 C3S(0.5) C4S(0.5) H4SA(0.5) H4SB(0.5) H4SC(0.5)
3.a Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C7(H7A), C8(H8), C9(H9), C11(H11), C12(H12),
 C13(H13), C14(H14), C16(H16), C17(H17), C18(H18), C19(H19)
3.b Idealised Me refined as rotating group:
 C2S(H2SA,H2SB,H2SC), C4S(H4SA,H4SB,H4SC), C23(H23A,H23B,H23C)
3.c Idealised tetrahedral OH refined as rotating group:
 O7(H7)
;