Crystal structures of <i>trans</i>-dichloridotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-κ<i>N</i>^3^]iron(II), <i>trans</i>-dibromidotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-κ<i>N</i>^3^]iron(II) and <i>trans</i>-dibromidotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-κ<i>N</i>^3^]iron(II) diethyl ether disolvate
Mafua, Roger; Jenny, Titus; Labat, Gael; Neels, Antonia; Stoeckli-Evans, Helen; Acta Crystallographica Section E 70 (2014) 72–76; doi:10.1107/S1600536814014056

data_2239790
_publ_section_title
;
 Crystal structures of
 <i>trans</i>-dichloridotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-\k<i>N</i>^3^]iron(II),
 <i>trans</i>-dibromidotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-\k<i>N</i>^3^]iron(II)
 and
 <i>trans</i>-dibromidotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-\k<i>N</i>^3^]iron(II)
 diethyl ether disolvate
;
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              72
_journal_page_last               76
_journal_paper_doi               10.1107/S1600536814014056
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          '[Fe Br2 (C15 H20 N2)4], 2C4 H10 O'
_chemical_formula_moiety         'C60 H80 Br2 Fe N8, 2(C4 H10 O)'
_chemical_formula_sum            'C68 H100 Br2 Fe N8 O2'
_chemical_formula_weight         1277.22
_chemical_name_systematic
'<i>trans</i>-Dibromidotetrakis[1-(2,6-diisopropylphenyl)-1<i>H</i>-imidazole-\k<i>N</i>^3^]iron(II) diethyl ether disolvate'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                64.464(5)
_cell_angle_beta                 81.515(6)
_cell_angle_gamma                88.982(6)
_cell_formula_units_Z            1
_cell_length_a                   11.6710(8)
_cell_length_b                   12.4758(9)
_cell_length_c                   13.5759(10)
_cell_measurement_reflns_used    25508
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.90
_cell_measurement_theta_min      0.14
_cell_volume                     1761.8(2)
_computing_cell_refinement       'X-AREA (Stoe & Cie, 2006)'
_computing_data_collection       'X-AREA (Stoe & Cie, 2006)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2006)'
_computing_molecular_graphics
'PLATON (Spek, 2009) and Mercury (Macrae <i>et al.</i>, 2008)'
_computing_publication_material
;
SHELXL2013 (Sheldrick, 2008), PLATON (Spek, 2009) and
publCIF (Westrip, 2010)
;
_computing_structure_refinement  'SHELXL2013 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '2-circle goniometer'
_diffrn_measurement_device_type  'Stoe IPDS 2'
_diffrn_measurement_method       '\f + \w scans'
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0297
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15799
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.250
_diffrn_reflns_theta_min         1.683
_exptl_absorpt_coefficient_mu    1.394
_exptl_absorpt_correction_T_max  0.672
_exptl_absorpt_correction_T_min  0.557
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(MULscanABS in PLATON; Spek, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.204
_exptl_crystal_description       block
_exptl_crystal_F_000             676
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.50
_refine_diff_density_max         0.438
_refine_diff_density_min         -0.374
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     378
_refine_ls_number_reflns         6374
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0358
_refine_ls_R_factor_gt           0.0307
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0431P)^2^+0.7229P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0756
_refine_ls_wR_factor_ref         0.0773
_reflns_number_gt                5714
_reflns_number_total             6374
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wm0006sup1.cif
_cod_data_source_block           IIb
_cod_database_code               2239790
_cod_database_fobs_code          2239790
_shelx_hkl_checksum              50085
_shelx_res_checksum              74924
_shelxl_version_number           2.013