Synthesis, Structures, and Some Properties of Diiron Oxadiselenolate (ODSe) and Thiodiselenolate (TDSe) Complexes as Models for the Active Site of [FeFe]-Hydrogenases
Song, Li-Cheng; Gai, Bin; Feng, Zhan-Heng; Du, Zong-Qiang; Xie, Zhao-Jun; Sun, Xiao-Jing; Song, Hai-Bin; Organometallics 32 (2013) 3673–; doi:10.1021/om400309j

data_4080971
_publ_section_title
;
 Synthesis, Structures, and Some Properties of Diiron Oxadiselenolate
 (ODSe) and Thiodiselenolate (TDSe) Complexes as Models for the Active
 Site of [FeFe]-Hydrogenases
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              3673
_journal_paper_doi               10.1021/om400309j
_journal_volume                  32
_journal_year                    2013
_chemical_formula_sum            'C28 H28 Fe2 N2 O6 Se2'
_chemical_formula_weight         758.14
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           147
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-P 3'
_symmetry_space_group_name_H-M   'P -3'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   24.751(4)
_cell_length_b                   24.751(4)
_cell_length_c                   8.7198(17)
_cell_measurement_reflns_used    11133
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.896
_cell_measurement_theta_min      1.643
_cell_volume                     4626.2(14)
_computing_cell_refinement       crystalclear
_computing_data_collection       crystalclear
_computing_data_reduction        crystalclear
_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      113(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'rigaku saturn'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1892
_diffrn_reflns_av_sigmaI/netI    0.1257
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            28412
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    3.343
_exptl_absorpt_correction_T_max  0.7758
_exptl_absorpt_correction_T_min  0.5845
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   crystalclear
_exptl_crystal_density_diffrn    1.633
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2268
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_platon_squeeze_details
;
;
_refine_diff_density_max         0.984
_refine_diff_density_min         -1.226
_refine_diff_density_rms         0.203
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     367
_refine_ls_number_reflns         5294
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0857
_refine_ls_R_factor_gt           0.0723
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0961P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1859
_refine_ls_wR_factor_ref         0.1960
_reflns_number_gt                4191
_reflns_number_total             5294
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400309j_si_003.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        4626.1(13)
_cod_original_sg_symbol_H-M      P-3
_cod_database_code               4080971