Visualising the Carboxylate Shift at a Bioinspired Diiron(II) Site in the Solid State
Boris Burger; Sebastian Dechert; Christian Große; Serhiy Demeshko; Franc Meyer; Chem.Commun. 47 (2011) 10428–; doi:10.1039/c1cc13756e

data_7106856
_publ_section_title
;
 Visualising the Carboxylate Shift at a Bioinspired Diiron(II) Site in the
 Solid State
;
_journal_name_full               Chem.Commun.
_journal_page_first              10428
_journal_paper_doi               10.1039/c1cc13756e
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         'C31 H42 Fe2 N12 O6, 2(C2 H3 N)'
_chemical_formula_sum            'C35 H48 Fe2 N14 O6'
_chemical_formula_weight         872.57
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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            8
_cell_length_a                   16.3776(3)
_cell_length_b                   19.0030(4)
_cell_length_c                   26.5500(7)
_cell_measurement_reflns_used    96951
_cell_measurement_temperature    248(2)
_cell_measurement_theta_max      26.82
_cell_measurement_theta_min      1.32
_cell_volume                     8263.0(3)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2002)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-AREA (Stoe & Cie, 2002)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      248(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       \w
_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  0.0480
_diffrn_reflns_av_sigmaI/netI    0.0388
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            96951
_diffrn_reflns_theta_full        26.82
_diffrn_reflns_theta_max         26.82
_diffrn_reflns_theta_min         1.32
_exptl_absorpt_coefficient_mu    0.763
_exptl_absorpt_correction_T_max  0.8454
_exptl_absorpt_correction_T_min  0.7110
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'X-RED (Stoe & Cie, 2002)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3648
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.496
_refine_diff_density_min         -0.586
_refine_diff_density_rms         0.051
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.014(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1032
_refine_ls_number_reflns         17574
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0533
_refine_ls_R_factor_gt           0.0411
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0526P)^2^+0.2591P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0916
_refine_ls_wR_factor_ref         0.0953
_reflns_number_gt                14817
_reflns_number_total             17574
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc13756e.txt
_cod_data_source_block           1at248K-bb60
_cod_database_code               7106856