Ferrocene-Based Bis(guanidines): Superbases for Tridentate N,Fe,N-Coordination
Klapp, Lutz R. R.; Bruhn, Clemens; Leibold, Michael; Siemeling, Ulrich; Organometallics 32 (2013) 5862–; doi:10.1021/om400454v

data_4081528
_publ_section_title
;
 Ferrocene-Based Bis(guanidines): Superbases for Tridentate
 N,Fe,N-Coordination
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5862
_journal_paper_doi               10.1021/om400454v
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C20 H29 Fe N6, C F3 O3 S, C6 H6'
_chemical_formula_sum            'C27 H35 F3 Fe N6 O3 S'
_chemical_formula_weight         636.52
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      13
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/c 1'
_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                 108.671(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.754(2)
_cell_length_b                   13.3093(18)
_cell_length_c                   12.2583(12)
_cell_measurement_reflns_used    4215
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.00
_cell_measurement_theta_min      1.53
_cell_volume                     2898.7(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'image plate (34 cm diameter)'
_diffrn_detector_area_resol_mean 6.67
_diffrn_detector_type            STOE
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_details      ' 96 frames, detector distance = 135 mm'
_diffrn_measurement_device       '2-circle goniometer'
_diffrn_measurement_device_type  'STOE IPDS 2'
_diffrn_measurement_method       'rotation method'
_diffrn_radiation_collimation    '0.5 mm diameter, multiple pinhole'
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_polarisn_norm  0
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1884
_diffrn_reflns_av_sigmaI/netI    0.1971
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            14585
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.91
_diffrn_source
'sealed X-ray tube, 12 x 0.4 mm long-fine focus'
_diffrn_source_current           30
_diffrn_source_power             1.50
_diffrn_source_voltage           50
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    0.652
_exptl_absorpt_correction_T_max  0.9825
_exptl_absorpt_correction_T_min  0.7201
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'X-red ver. 1.31 (Stoe & Cie. 2005)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.459
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1328
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.531
_refine_diff_density_min         -1.004
_refine_diff_density_rms         0.108
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.828
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     378
_refine_ls_number_reflns         5110
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.828
_refine_ls_R_factor_all          0.1736
_refine_ls_R_factor_gt           0.0771
_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^)+(0.0840P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1696
_refine_ls_wR_factor_ref         0.2123
_reflns_number_gt                2027
_reflns_number_total             5110
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400454v_si_002.cif
_cod_data_source_block           i0919
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               4081528