Dinitrosyl Iron Complexes (DNICs) [L2Fe(NO)2]- (L = Thiolate): Interconversion among {Fe(NO)2}9 DNICs, {Fe(NO)2}10 DNICs, and [2Fe-2S] Clusters, and the Critical Role of the Thiolate Ligands in Regulating NO Release of DNICs
Fu-Te Tsai; Show-Jen Chiou; Ming-Che Tsai; Ming-Li Tsai; Hsiao-Wen Huang; Ming-Hsi Chiang; Wen-Feng Liaw; Inorganic Chemistry 44 (2005) 5872–5881; doi:10.1021/ic0505044

data_4309344
_publ_section_title
;
Dinitrosyl Iron Complexes (DNICs) [L2Fe(NO)2]- (L = Thiolate):
Interconversion among {Fe(NO)2}9 DNICs, {Fe(NO)2}10 DNICs, and [2Fe-2S]
Clusters, and the Critical Role of the Thiolate Ligands in Regulating NO
Release of DNICs
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5872
_journal_page_last               5881
_journal_paper_doi               10.1021/ic0505044
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C52 H46 Fe N5 O4 P2 S2'
_chemical_formula_weight         986.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 90.6630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3075(4)
_cell_length_b                   14.8830(7)
_cell_length_c                   35.2742(16)
_cell_measurement_temperature    100(2)
_cell_volume                     4886.0(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0514
_diffrn_reflns_av_sigmaI/netI    0.0794
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       46
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            36101
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.15
_exptl_absorpt_coefficient_mu    0.510
_exptl_absorpt_correction_T_max  0.9830
_exptl_absorpt_correction_T_min  0.9039
_exptl_absorpt_correction_type   'empirical used SADABS'
_exptl_crystal_colour            dark-red
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2052
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.971
_refine_diff_density_min         -0.550
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     779
_refine_ls_number_reflns         12117
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0839
_refine_ls_R_factor_gt           0.0519
_refine_ls_shift/su_max          0.018
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0180P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0747
_refine_ls_wR_factor_ref         0.0820
_reflns_number_gt                8279
_reflns_number_total             12117
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0505044si20050405_050746.cif
_cod_data_source_block           dc44m
_cod_database_code               4309344