Reduced thione ligation is preferred over neutral phosphine ligation in diiron biomimics regarding electronic functionality: a spectroscopic and computational investigation.
Yen, Tao-Hung; He, Zong-Cheng; Lee, Gene-Hsiang; Tseng, Mei-Chun; Shen, Yu-Hsuan; Tseng, Tien-Wen; Liaw, Wen-Feng; Chiang, Ming-Hsi; Chemical communications (Cambridge, England) 53 (2016) 332–335; doi:10.1039/c6cc08042a

data_7119202
_publ_section_title
;
 Reduced thione ligation is preferred over neutral phosphine ligation in
 diiron biomimics regarding electronic functionality: a spectroscopic and
 computational investigation.
;
_journal_issue                   2
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              332
_journal_page_last               335
_journal_paper_doi               10.1039/c6cc08042a
_journal_volume                  53
_journal_year                    2016
_chemical_formula_sum            'C21 H19 Fe2 O4 P S4'
_chemical_formula_weight         606.27
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2016-09-07 deposited with the CCDC.
2016-11-29 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 104.0906(12)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.7609(3)
_cell_length_b                   13.8406(3)
_cell_length_c                   15.6381(4)
_cell_measurement_reflns_used    8994
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.48
_cell_volume                     2468.95(10)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0321
_diffrn_reflns_av_unetI/netI     0.0331
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            16697
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.500
_diffrn_reflns_theta_min         2.314
_exptl_absorpt_coefficient_mu    1.604
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5812
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2014)'
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.631
_exptl_crystal_description       block
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.327
_refine_diff_density_min         -0.398
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     294
_refine_ls_number_reflns         5663
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0360
_refine_ls_R_factor_gt           0.0259
_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^)+(0.0289P)^2^+0.5963P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0572
_refine_ls_wR_factor_ref         0.0603
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4775
_reflns_number_total             5663
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6cc08042a2.cif
_cod_data_source_block           ic17606
_cod_database_code               7119202
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.690
_shelx_estimated_absorpt_t_max   0.795
_shelx_res_checksum              47151
_shelx_hkl_checksum              54763