Electrocatalytic hydrogen evolution with gallium hydride and ligand-centered reduction
Wang, Ni; Lei, Haitao; Zhang, Zongyao; Li, Jianfeng; Zhang, Wei; Cao, Rui; Chemical Science  (2019) –; doi:10.1039/C8SC05247F

data_1550465
_publ_section_title
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 Electrocatalytic hydrogen evolution with gallium hydride and
 ligand-centered reduction
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_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C8SC05247F
_journal_year                    2019
_chemical_formula_sum            'C52 H15 Cl2 F20 Ga N4 O2'
_chemical_formula_weight         1248.30
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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-97
_audit_update_record
;
2018-07-11 deposited with the CCDC.
2018-12-26 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 106.821(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.125(3)
_cell_length_b                   17.799(3)
_cell_length_c                   21.460(4)
_cell_measurement_reflns_used    9854
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      26.40
_cell_measurement_theta_min      2.42
_cell_volume                     4798.8(16)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0727
_diffrn_reflns_av_sigmaI/netI    0.0476
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            54038
_diffrn_reflns_theta_full        26.46
_diffrn_reflns_theta_max         26.46
_diffrn_reflns_theta_min         2.17
_exptl_absorpt_coefficient_mu    0.812
_exptl_absorpt_correction_T_max  0.9232
_exptl_absorpt_correction_T_min  0.7372
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.728
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2464
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.797
_refine_diff_density_min         -0.871
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     730
_refine_ls_number_reflns         9852
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0769
_refine_ls_R_factor_gt           0.0533
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0486P)^2^+10.7192P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1143
_refine_ls_wR_factor_ref         0.1270
_reflns_number_gt                7653
_reflns_number_total             9852
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8sc05247f2.cif
_cod_data_source_block           wn_33a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               1550465