CO2 reduction with protons and electrons at a boron-based reaction center
Taylor, Jordan W.; McSkimming, Alex; Essex, Laura A.; Harman, W. Hill; Chemical Science  (2019) –; doi:10.1039/C9SC02792K

data_1552249
_publ_section_title
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 CO2 reduction with protons and electrons at a boron-based reaction center
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_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC02792K
_journal_year                    2019
_chemical_formula_sum            'C45 H65 Au B2 O P2 Si'
_chemical_formula_weight         930.58
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2019-06-06 deposited with the CCDC.    2019-08-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.3184(5)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   20.6988(5)
_cell_length_b                   22.0547(5)
_cell_length_c                   19.2806(5)
_cell_measurement_reflns_used    9415
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      31.34
_cell_measurement_theta_min      2.18
_cell_volume                     8794.5(4)
_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-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0280
_diffrn_reflns_av_unetI/netI     0.0156
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            198681
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.575
_diffrn_reflns_theta_min         1.690
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    3.478
_exptl_absorpt_correction_T_max  0.5650
_exptl_absorpt_correction_T_min  0.4623
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.406
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'prism frag'
_exptl_crystal_F_000             3808
_exptl_crystal_size_max          0.406
_exptl_crystal_size_mid          0.278
_exptl_crystal_size_min          0.182
_refine_diff_density_max         1.201
_refine_diff_density_min         -1.023
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1065
_refine_ls_number_reflns         24666
_refine_ls_number_restraints     381
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0286
_refine_ls_R_factor_gt           0.0222
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0211P)^2^+6.6393P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0498
_refine_ls_wR_factor_ref         0.0519
_reflns_Friedel_coverage         0.000
_reflns_number_gt                21599
_reflns_number_total             24666
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc02792k2.cif
_cod_data_source_block           hh241JT120_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
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_cod_database_code               1552249
_shelx_estimated_absorpt_t_min   0.333
_shelx_estimated_absorpt_t_max   0.570
_shelxl_version_number           2013-4
_shelx_res_checksum              83447