Crowded bis ligand complexes of Ttz(Ph,Me) with first row transition metals rearrange due to ligand field effects: structural and electronic characterization (Ttz(Ph,Me) = tris(3-phenyl-5-methyl-1,2,4-triazolyl)borate).
Oseback, Shannon N.; Shim, Sarah W.; Kumar, Mukesh; Greer, Samuel M.; Gardner, Sean R.; Lemar, Keisha M.; Degregory, Paul R.; Papish, Elizabeth T.; Tierney, David L.; Zeller, Matthias; Yap, Glenn P. A.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 2774–2787; doi:10.1039/c2dt12029a

data_7018223
_publ_section_title
;
 Crowded bis ligand complexes of Ttz(Ph,Me) with first row transition
 metals rearrange due to ligand field effects: structural and electronic
 characterization (Ttz(Ph,Me) =
 tris(3-phenyl-5-methyl-1,2,4-triazolyl)borate).
;
_journal_issue                   9
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2774
_journal_page_last               2787
_journal_paper_doi               10.1039/c2dt12029a
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C54 H50 B2 Fe N18'
_chemical_formula_weight         1028.59
_space_group_IT_number           167
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_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            6
_cell_length_a                   13.9034(4)
_cell_length_b                   13.9034(4)
_cell_length_c                   43.507(3)
_cell_measurement_reflns_used    2715
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.31
_cell_measurement_theta_min      2.52
_cell_volume                     7283.4(6)
_computing_cell_refinement       'Apex2 v2008.2-4'
_computing_data_collection       'Apex2 v2008.2-4 (Bruker, 2008)'
_computing_data_reduction        'Apex2 v2008.2-4'
_computing_molecular_graphics    'SHELXTL 6.14'
_computing_publication_material  'SHELXTL 6.14'
_computing_structure_refinement  'SHELXTL 6.14'
_computing_structure_solution
'SHELXTL 6.14 (Bruker, 2000-2003; Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker AXS SMART APEX CCD diffractometer'
_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  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0252
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       57
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            6475
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.93
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.371
_exptl_absorpt_correction_T_max  0.853
_exptl_absorpt_correction_T_min  0.755
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Apex2 v2008.2-4 (Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.407
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3216
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.49
_exptl_crystal_size_min          0.43
_refine_diff_density_max         0.449
_refine_diff_density_min         -0.318
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     115
_refine_ls_number_reflns         2010
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0403
_refine_ls_R_factor_gt           0.0336
_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^)+(0.0452P)^2^+10.3700P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0858
_refine_ls_wR_factor_ref         0.0910
_reflns_number_gt                1734
_reflns_number_total             2010
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2dt12029a.txt
_cod_data_source_block           09mz076_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Rhombohedral' changed to
'rhombohedral' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        7283.4(5)
_cod_original_sg_symbol_H-M      R-3c
_cod_database_code               7018223