Biomimics of [FeFe]-hydrogenases incorporating redox-active ligands: synthesis, redox properties and spectroelectrochemistry of diiron-dithiolate complexes with ferrocenyl-diphosphines as Fe4S4 surrogates
Orton, Georgia R. F.; Ghosh, Shishir; Alker, Lucy; Sarker, Jagodish C.; Pugh, David; Richmond, Michael G.; Hartl, František; Hogarth, Graeme; Dalton Transactions  (2022) –; doi:10.1039/D2DT00419D

data_7710490
_publ_section_title
;
 Biomimics of [FeFe]-hydrogenases incorporating redox-active ligands:
 synthesis, redox properties and spectroelectrochemistry of
 diiron-dithiolate complexes with ferrocenyl-diphosphines as Fe4S4
 surrogates
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT00419D
_journal_year                    2022
_chemical_formula_moiety         'C50 H38 Fe3 O4 P2 S2, 1.5[C6H12]'
_chemical_formula_sum            'C50 H38 Fe3 O4 P2 S2'
_chemical_formula_weight         996.41
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2022-04-17
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2022-05-16 deposited with the CCDC.	2022-06-15 downloaded from the CCDC.
;
_cell_angle_alpha                76.239(2)
_cell_angle_beta                 79.887(2)
_cell_angle_gamma                82.837(2)
_cell_formula_units_Z            2
_cell_length_a                   11.7727(4)
_cell_length_b                   12.3881(3)
_cell_length_c                   18.5833(3)
_cell_measurement_reflns_used    8785
_cell_measurement_temperature    150.0(1)
_cell_measurement_theta_max      29.1550
_cell_measurement_theta_min      3.0840
_cell_volume                     2581.76(12)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.4061
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.833
_diffrn_measurement_details
;
  1 omega  -61.00   36.00   1.0000   14.8700
omega____ theta____ kappa____ phi______ frames
    -       12.0657  -68.0000  -52.0000 97

  2 omega  -15.00   74.00   1.0000   14.8700
omega____ theta____ kappa____ phi______ frames
    -       12.0657   68.0000   80.0000 89

  3 omega  -20.00   54.00   1.0000   14.8700
omega____ theta____ kappa____ phi______ frames
    -       12.0657  -99.0000 -150.0000 74
;
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0239
_diffrn_reflns_av_unetI/netI     0.0505
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.833
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            17867
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.833
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         29.327
_diffrn_reflns_theta_min         2.785
_exptl_absorpt_coefficient_mu    1.013
_exptl_absorpt_correction_T_max  0.938
_exptl_absorpt_correction_T_min  0.889
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Numerical absorption correction based on gaussian integration over
			a multifaceted crystal model
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.282
_exptl_crystal_description       block
_exptl_crystal_F_000             1020
_exptl_crystal_size_max          0.2326
_exptl_crystal_size_mid          0.1938
_exptl_crystal_size_min          0.1221
_refine_diff_density_max         0.430
_refine_diff_density_min         -0.371
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     550
_refine_ls_number_reflns         11779
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0474
_refine_ls_R_factor_gt           0.0349
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0277P)^2^+0.5014P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0729
_refine_ls_wR_factor_ref         0.0799
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9440
_reflns_number_total             11779
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt00419d2.cif
_cod_data_source_block           xstr0167
_cod_database_code               7710490
_shelx_shelxl_version_number     2018/3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C6(H6), C7(H7), C8(H8), C9(H9), C10(H10), C12(H12), C13(H13), C14(H14),
 C15(H15), C16(H16), C18(H18), C19(H19), C20(H20), C21(H21), C22(H22), C24(H24),
  C25(H25), C26(H26), C27(H27), C28(H28), C30(H30), C31(H31), C32(H32),
 C33(H33), C35(H35), C36(H36), C37(H37), C38(H38), C41(H41), C42(H42), C43(H43),
  C44(H44), C45(H45), C47(H47), C48(H48), C49(H49), C50(H50), C51(H51)
;
_smtbx_masks_special_details
;
A solvent mask was calculated and 148 electrons were 
found in a volume of 652\%A^3^ in 1 void per unit cell. 
This is consistent with the presence of 
1.5[C6H12] per Asymmetric Unit 
which account for 144 electrons 
per unit cell.
;
_smtbx_masks_void_probe_radius   1.2
_smtbx_masks_void_truncation_radius 1.2
_shelx_res_checksum              9077
_shelx_fab_checksum              67913
_olex2_submission_special_instructions 'No special instructions were received'