Effect of the S-to-S bridge on the redox properties and H2 activation performance of diiron complexes related to the [FeFe]-hydrogenase active site.
Cheng, Minglun; Wang, Mei; Zheng, Dehua; Sun, Licheng; Dalton transactions (Cambridge, England : 2003) 45 (2016) 17687–17696; doi:10.1039/c6dt02953a

data_7040816
_publ_section_title
;
 Effect of the S-to-S bridge on the redox properties and H2 activation
 performance of diiron complexes related to the [FeFe]-hydrogenase active
 site.
;
_journal_issue                   44
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              17687
_journal_page_last               17696
_journal_paper_doi               10.1039/c6dt02953a
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C37 H37 Fe N O P2 S2'
_chemical_formula_weight         693.59
_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
;
2016-07-21 deposited with the CCDC.
2016-10-04 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 98.659(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.7553(17)
_cell_length_b                   16.584(3)
_cell_length_c                   21.460(4)
_cell_measurement_reflns_used    1580
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      20.32
_cell_measurement_theta_min      2.44
_cell_volume                     3432.3(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0913
_diffrn_reflns_av_sigmaI/netI    0.1099
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            23573
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.685
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1448
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.400
_refine_diff_density_min         -0.585
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.904
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     397
_refine_ls_number_reflns         7851
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.904
_refine_ls_R_factor_all          0.1424
_refine_ls_R_factor_gt           0.0581
_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^)+(0.0737P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1274
_refine_ls_wR_factor_ref         0.1647
_reflns_number_gt                3617
_reflns_number_total             7851
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt02953a2.cif
_cod_data_source_block           b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7040814--7040817.cif.
;
_cod_original_cell_volume        3432.3(10)
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               7040816