Unusual Rearrangement of an N-Donor-Functionalized N-Heterocyclic Carbene Ligand on Group 8 Metals.
Liang, Qiuming; Salmon, Andrew; Kim, Patrick Jinhyung; Yan, Linfan; Song, Datong; Journal of the American Chemical Society  (2018) –; doi:10.1021/jacs.7b13097

data_4127035
_publ_section_title
;
 Unusual Rearrangement of an N-Donor-Functionalized N-Heterocyclic Carbene
 Ligand on Group 8 Metals.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.7b13097
_journal_year                    2018
_chemical_formula_sum            'C29 H33 Fe N3 O'
_chemical_formula_weight         495.43
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/6
_cell_angle_alpha                90
_cell_angle_beta                 97.299(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.3251(5)
_cell_length_b                   15.5411(9)
_cell_length_c                   21.9323(13)
_cell_measurement_reflns_used    22896
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.683
_cell_measurement_theta_min      1.610
_cell_volume                     2476.5(3)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker Kappa Apex II'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0767
_diffrn_reflns_av_unetI/netI     0.0823
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            22896
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.683
_diffrn_reflns_theta_min         1.610
_exptl_absorpt_coefficient_mu    0.636
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6692
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_description       block
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.306
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     315
_refine_ls_number_reflns         5762
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0897
_refine_ls_R_factor_gt           0.0460
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0268P)^2^+1.1323P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0851
_refine_ls_wR_factor_ref         0.1018
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3806
_reflns_number_total             5762
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja7b13097_si_002.cif
_cod_data_source_block           2[Fe]
_cod_database_code               4127035
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              28902
_shelx_hkl_checksum              62456