N-Heterocyclic carbene adducts to [Cp′FeI]2: synthesis and molecular and electronic structure
Reiners, Matthias; Baabe, Dirk; Harms, Kristoffer; Maekawa, Miyuki; Daniliuc, Constantin G.; Freytag, Matthias; Jones, Peter G.; Walter, Marc D.; Inorganic Chemistry Frontiers 3 (2016) 250–; doi:10.1039/C5QI00235D

data_4349062
_publ_section_title
;
 N-Heterocyclic carbene adducts to [Cp&#x2032;FeI]2: synthesis and
 molecular and electronic structure
;
_journal_issue                   2
_journal_name_full               'Inorganic Chemistry Frontiers'
_journal_page_first              250
_journal_paper_doi               10.1039/C5QI00235D
_journal_volume                  3
_journal_year                    2016
_chemical_formula_sum            'C28 H49 Fe I N2'
_chemical_formula_weight         596.44
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-10-23 deposited with the CCDC.
2015-12-02 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.7372(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.35317(12)
_cell_length_b                   18.27596(18)
_cell_length_c                   17.01417(16)
_cell_measurement_reflns_used    54036
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.7982
_cell_measurement_theta_min      2.1840
_cell_volume                     2893.80(5)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_molecular_graphics    'Bruker XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 16.1419
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0370
_diffrn_reflns_av_sigmaI/netI    0.0153
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            149287
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         2.23
_exptl_absorpt_coefficient_mu    1.605
_exptl_absorpt_correction_T_max  0.8432
_exptl_absorpt_correction_T_min  0.7610
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_exptl_crystal_colour            olive
_exptl_crystal_density_diffrn    1.369
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1240
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.444
_refine_diff_density_min         -0.328
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     304
_refine_ls_number_reflns         8415
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0251
_refine_ls_R_factor_gt           0.0199
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0150P)^2^+1.5997P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0414
_refine_ls_wR_factor_ref         0.0431
_reflns_number_gt                7563
_reflns_number_total             8415
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5qi00235d3.cif
_cod_data_source_block           mima31
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4349062