Coupling of Aromatic N-Heterocycles Mediated by Group 3 Complexes
Carver, Colin T.; Williams, Bryan N.; Ogilby, Kevin R.; Diaconescu, Paula L.; Organometallics 29 (2010) 835–; doi:10.1021/om900943m

data_4067420
_publ_section_title
;
 Coupling of Aromatic N-Heterocycles Mediated by Group 3 Complexes
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              835
_journal_paper_doi               10.1021/om900943m
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C46 H55 Fe N4 Sc Si2'
_chemical_formula_sum            'C46 H55 Fe N4 Sc Si2'
_chemical_formula_weight         820.93
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.224(2)
_cell_angle_beta                 97.913(2)
_cell_angle_gamma                108.405(2)
_cell_formula_units_Z            2
_cell_length_a                   9.7843(15)
_cell_length_b                   14.976(2)
_cell_length_c                   19.261(3)
_cell_measurement_reflns_used    4202
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.94
_cell_measurement_theta_min      3.91
_cell_volume                     2649.1(7)
_computing_cell_refinement       'Bruker APEX11'
_computing_data_collection       'Bruker APEX11'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.969
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0410
_diffrn_reflns_av_sigmaI/netI    0.0773
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            23249
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.91
_diffrn_reflns_theta_min         3.91
_exptl_absorpt_coefficient_mu    0.477
_exptl_absorpt_correction_T_max  0.9812
_exptl_absorpt_correction_T_min  0.9629
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Bruker)'
_exptl_crystal_colour            'dark green'
_exptl_crystal_density_diffrn    1.029
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             868
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.514
_refine_diff_density_min         -0.358
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.973
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     497
_refine_ls_number_reflns         12281
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.973
_refine_ls_R_factor_all          0.0795
_refine_ls_R_factor_gt           0.0538
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0958P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1477
_refine_ls_wR_factor_ref         0.1612
_reflns_number_gt                8548
_reflns_number_total             12281
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900943m_si_003.cif
_cod_data_source_block           4-pyPh-bqn
_cod_original_cell_volume        2649.2(7)
_cod_database_code               4067420