Linking Molybdenum-Sulfur Clusters for Electrocatalytic Hydrogen Evolution.
Ji, Zhe; Trickett, Christopher; Pei, Xiaokun; Yaghi, Omar M.; Journal of the American Chemical Society 140 (2018) 13618–13622; doi:10.1021/jacs.8b09807

data_4133384
_publ_section_title
;
 Linking Molybdenum-Sulfur Clusters for Electrocatalytic Hydrogen
 Evolution.
;
_journal_issue                   42
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13618
_journal_page_last               13622
_journal_paper_doi               10.1021/jacs.8b09807
_journal_volume                  140
_journal_year                    2018
_chemical_formula_moiety         'C144 H144 Mo24 N24 O150 S32 Zn6'
_chemical_formula_sum            'C144 H144 Mo24 N24 O150 S32 Zn6'
_chemical_formula_weight         8331.65
_space_group_crystal_system      cubic
_space_group_IT_number           229
_space_group_name_Hall           '-I 4 2 3'
_space_group_name_H-M_alt        'I m -3 m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2018-08-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   32.877(5)
_cell_length_b                   32.877(5)
_cell_length_c                   32.877(5)
_cell_measurement_reflns_used    1069
_cell_measurement_temperature    100
_cell_measurement_theta_max      13.62
_cell_measurement_theta_min      2.34
_cell_volume                     35537(9)
_computing_cell_refinement       'SAINT V8.37A Bruker-AXS, Madison WI'
_computing_data_collection       'Bruker APEX3 Bruker-AXS, Madison WI'
_computing_data_reduction        'SAINT V8.38A Bruker-AXS, Madison WI'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 10.42
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker D8 with PHOTON 100 detector'
_diffrn_measurement_method       '\f and \w shutterless scans'
_diffrn_radiation_monochromator  'silicon 111'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.7749
_diffrn_reflns_av_R_equivalents  0.1051
_diffrn_reflns_av_unetI/netI     0.0294
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            18011
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        15.589
_diffrn_reflns_theta_max         15.589
_diffrn_reflns_theta_min         2.136
_diffrn_source
;
Advanced Light Source, station 11.3.1
;
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.939
_exptl_absorpt_correction_T_max  0.7438
_exptl_absorpt_correction_T_min  0.5312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1254 before and 0.0800 after correction. The Ratio of minimum to maximum transmission is 0.7142. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear dark green'
_exptl_crystal_density_diffrn    0.779
_exptl_crystal_description       cube
_exptl_crystal_F_000             8152
_exptl_crystal_size_max          0.01
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         1.141
_refine_diff_density_min         -0.726
_refine_diff_density_rms         0.113
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.928
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     88
_refine_ls_number_reflns         648
_refine_ls_number_restraints     67
_refine_ls_restrained_S_all      1.872
_refine_ls_R_factor_all          0.1557
_refine_ls_R_factor_gt           0.1228
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3652
_refine_ls_wR_factor_ref         0.4310
_reflns_Friedel_coverage         0.000
_reflns_number_gt                435
_reflns_number_total             648
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b09807_si_005.cif
_cod_data_source_block           MOS_5
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_atom_sites_solution_secondary' value 'diffmap' was
changed to 'difmap'.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        35537(17)
_cod_database_code               4133384
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.991
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups
2. Restrained distances
 N1-C1
 1.51 with sigma of 0.02
 C2-O2
 1.29 with sigma of 0.02
 O5-C4
 1.29 with sigma of 0.02
 N1-C3
 1.51 with sigma of 0.02
 C4-C3
 1.54 with sigma of 0.02
 N1-Mo1
 2.2 with sigma of 0.02
 O4-C4
 1.29 with sigma of 0.02
 O3-C2 \\sim C2-O2
 with sigma of 0.02
 C1-C2 \\sim C3-C4
 with sigma of 0.02
3. Rigid bond restraints
 Zn1, O1
 with sigma for 1-2 distances of 0.01 and sigma for 1-3 distances of 0.01
4. Uiso/Uaniso restraints and constraints
Uanis(O4) \\sim Ueq: with sigma of 0.1 and sigma for terminal atoms of 0.2
5. Rigid body (RIGU) restrains
 O5, C4, C3, C1, O4, C1, N1, O2, C2, O2, C2, O3, O3
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
6. Others
 Fixed Sof: H3A(0.5) H3B(0.5)
7.a Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C1(H1A,H1B)
;
_olex2_submission_special_instructions 'No special instructions were received'