Synthesis and Mössbauer Characterization of Octahedral Iron(II) Carbonyl Complexes FeI2(CO)3L and FeI2(CO)2L2: Developing Models of the [Fe]-H2ase Active Site
Bin Li; Tianbiao Liu; Codrina V. Popescu; Andrey Bilko; Marcetta Y. Darensbourg; Inorganic Chemistry 48 (2009) 11283–11289; doi:10.1021/ic9017882

data_4303755
_publ_contact_author_address
; 
Texas A&M University, 
Department of CHemistry, 
College Station, TX, 77840, 
USA 
;
_publ_contact_author_email       marcetta@mail.chem.tamu.edu
_publ_contact_author_name        'Marcetta Y. Darensbourg'
_publ_section_title
;
Synthesis and M\"ossbauer Characterization of Octahedral Iron(II) Carbonyl
Complexes FeI2(CO)3L and FeI2(CO)2L2: Developing Models of the [Fe]-H2ase
Active Site
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11283
_journal_page_last               11289
_journal_paper_doi               10.1021/ic9017882
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C24 H24 Fe I2 N2 O3'
_chemical_formula_weight         698.10
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.543(3)
_cell_length_b                   16.538(3)
_cell_length_c                   9.9733(16)
_cell_measurement_reflns_used    4463
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      54.094
_cell_measurement_theta_min      4.758
_cell_volume                     2563.6(8)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0754
_diffrn_reflns_av_sigmaI/netI    0.0505
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            23540
_diffrn_reflns_theta_full        28.35
_diffrn_reflns_theta_max         28.35
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    3.023
_exptl_absorpt_correction_T_max  0.6946
_exptl_absorpt_correction_T_min  0.5831
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.809
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.434
_refine_diff_density_min         -1.276
_refine_diff_density_rms         0.174
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     157
_refine_ls_number_reflns         3286
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0639
_refine_ls_R_factor_gt           0.0452
_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^)+(0.0614P)^2^+2.5320P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0989
_refine_ls_wR_factor_ref         0.1071
_reflns_number_gt                2590
_reflns_number_total             3286
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic9017882_si_001_1.cif
_cod_data_source_block           1-FeI2(CO)3IMes
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        2563.7(7)
_cod_database_code               4303755