Alkali Metal Control over N-N Cleavage in Iron Complexes.
Grubel, Katarzyna; Brennessel, William W.; Mercado, Brandon Q.; Holland, Patrick L.; Journal of the American Chemical Society  (2014) 141120101403003–; doi:10.1021/ja507442b

data_4122963
_publ_section_title
;
 Alkali Metal Control over N-N Cleavage in Iron Complexes.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              141120101403003
_journal_paper_doi               10.1021/ja507442b
_journal_year                    2014
_chemical_formula_moiety         'C66 H81 Fe3 N12 Rb2'
_chemical_formula_sum            'C66 H81 Fe3 N12 Rb2'
_chemical_formula_weight         1380.92
_chemical_name_common            holkg15
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           167
_symmetry_cell_setting           trigonal
_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                   14.202(3)
_cell_length_b                   14.202(3)
_cell_length_c                   64.058(15)
_cell_measurement_reflns_used    1379
_cell_measurement_temperature    100.0(5)
_cell_measurement_theta_max      18.82
_cell_measurement_theta_min      2.87
_cell_volume                     11189(4)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2011)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      100.0(5)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD Platform'
_diffrn_measurement_method       'area detector, \w scans per \f'
_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  0.2300
_diffrn_reflns_av_sigmaI/netI    0.0902
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       76
_diffrn_reflns_limit_l_min       -76
_diffrn_reflns_number            38003
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.77
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.915
_exptl_absorpt_correction_T_max  0.8619
_exptl_absorpt_correction_T_min  0.7492
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            'dark green-blue'
_exptl_crystal_density_diffrn    1.230
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             4278
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.819
_refine_diff_density_min         -0.458
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.185
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     130
_refine_ls_number_reflns         2205
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.185
_refine_ls_R_factor_all          0.1641
_refine_ls_R_factor_gt           0.0912
_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^)+(0.1067P)^2^+4.9387P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2138
_refine_ls_wR_factor_ref         0.2472
_reflns_number_gt                1360
_reflns_number_total             2205
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja507442b_si_002.cif
_cod_data_source_block           4-Rb
_cod_original_cell_volume        11189(5)
_cod_original_sg_symbol_H-M      'R -3 c'
_cod_database_code               4122963