A Series of Iron Nitrosyl Complexes {Fe-NO}<sup>6-9</sup> and a Fleeting {Fe-NO}<sup>10</sup> Intermediate en Route to a Metalacyclic Iron Nitrosoalkane.
Keilwerth, Martin; Hohenberger, Johannes; Heinemann, Frank W.; Sutter, Jörg; Scheurer, Andreas; Fang, Huayi; Bill, Eckhard; Neese, Frank; Ye, Shengfa; Meyer, Karsten; Journal of the American Chemical Society 141 (2019) 17217–17235; doi:10.1021/jacs.9b08053

data_4133706
_publ_section_title
;
 A Series of Iron Nitrosyl Complexes {Fe-NO}<sup>6-9</sup> and a Fleeting
 {Fe-NO}<sup>10</sup> Intermediate en Route to a Metalacyclic Iron
 Nitrosoalkane.
;
_journal_issue                   43
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17217
_journal_page_last               17235
_journal_paper_doi               10.1021/jacs.9b08053
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C42 H51 Fe N8 O'
_chemical_formula_sum            'C42 H51 Fe N8 O'
_chemical_formula_weight         739.75
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2019-01-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 91.921(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.2658(19)
_cell_length_b                   17.831(3)
_cell_length_c                   17.641(3)
_cell_measurement_reflns_used    4010
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.77
_cell_measurement_theta_min      2.28
_cell_volume                     3856.1(11)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'SHELXTL 6.12 (Bruker AXS, 2002)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXTL 6.12 (Bruker AXS, 2002)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 83.33
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Kappa APEX II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Quazar focussing montel optics'
_diffrn_radiation_source         'ImuS micro-focus tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1309
_diffrn_reflns_av_unetI/netI     0.0881
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            58363
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.100
_diffrn_reflns_theta_min         2.055
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.435
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6782
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/4 (Bruker,2014/4) was used for absorption correction.
wR2(int) was 0.0950 before and 0.0621 after correction.
The Ratio of minimum to maximum transmission is 0.9097.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            violet
_exptl_crystal_colour_primary    violet
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_description       block
_exptl_crystal_F_000             1572
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.356
_refine_diff_density_min         -0.386
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     478
_refine_ls_number_reflns         8502
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.1013
_refine_ls_R_factor_gt           0.0483
_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^)+(0.0209P)^2^+3.0453P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0821
_refine_ls_wR_factor_ref         0.0980
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5379
_reflns_number_total             8502
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja9b08053_si_002.cif
_cod_data_source_block           jh1404
_cod_original_cell_volume        3856.1(10)
_cod_database_code               4133706
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.979
_shelx_estimated_absorpt_t_min   0.950
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B), C2(H2A,H2B), C6(H6A,H6B), C7(H7A,H7B), C11(H11A,H11B), C12(H12A,
 H12B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C9(H9), C10(H10), C14(H14), C15(H15), C18(H18), C20(H20),
 C27(H27), C29(H29), C36(H36), C38(H38)
2.c Idealised Me refined as rotating group:
 C22(H22A,H22B,H22C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C31(H31A,H31B,
 H31C), C32(H32A,H32B,H32C), C33(H33A,H33B,H33C), C40(H40A,H40B,H40C), C41(H41A,
 H41B,H41C), C42(H42A,H42B,H42C)
;
_shelx_res_checksum              23602
_shelx_hkl_checksum              18191
_olex2_submission_special_instructions 'No special instructions were received'