Molecular tectonics: crystal engineering of mixed valence Fe(II)/Fe(III) solid solutions.
Dechambenoit, Pierre; Ferlay, Sylvie; Kyritsakas, Nathalie; Hosseini, Mir Wais; Chemical communications (Cambridge, England) 46 (2010) 868–870; doi:10.1039/b919478a

data_7105208
_publ_section_title
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 Molecular tectonics: crystal engineering of mixed valence
 Fe(II)/Fe(III) solid solutions.
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_journal_issue                   6
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              868
_journal_page_last               870
_journal_paper_doi               10.1039/b919478a
_journal_volume                  46
_journal_year                    2010
_chemical_formula_moiety         '3(C26 H44 N4), 2(C6 Cs0.83 Fe N6)'
_chemical_formula_sum            'C90 H132 Cs1.66 Fe2 N24'
_chemical_formula_weight         1880.40
_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            1
_cell_length_a                   18.0505(4)
_cell_length_b                   18.0505(4)
_cell_length_c                   8.4055(4)
_cell_measurement_reflns_used    3790
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.53
_cell_measurement_theta_min      2.26
_cell_volume                     2371.77(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0438
_diffrn_reflns_av_sigmaI/netI    0.0518
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            17497
_diffrn_reflns_theta_full        30.01
_diffrn_reflns_theta_max         30.01
_diffrn_reflns_theta_min         1.30
_exptl_absorpt_coefficient_mu    0.984
_exptl_absorpt_correction_T_max  0.8964
_exptl_absorpt_correction_T_min  0.8869
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             980
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.550
_refine_diff_density_min         -1.757
_refine_diff_density_rms         0.186
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.234
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         4538
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.233
_refine_ls_R_factor_all          0.0940
_refine_ls_R_factor_gt           0.0686
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0888P)^2^+8.4272P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2132
_refine_ls_wR_factor_ref         0.2329
_reflns_number_gt                3420
_reflns_number_total             4538
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b919478a.txt
_cod_data_source_block           e1138a
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_sg_symbol_H-M      P-3
_cod_database_code               7105208