Scandium Arene Inverted-Sandwich Complexes Supported by a Ferrocene Diamide Ligand
Wenliang Huang; Saeed I. Khan; Paula L. Diaconescu; Journal of the American Chemical Society 133 (2011) 10410–10413; doi:10.1021/ja204304f

data_4106395
_publ_section_title
;
 Scandium Arene Inverted-Sandwich Complexes Supported by a Ferrocene
 Diamide Ligand
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10410
_journal_page_last               10413
_journal_paper_doi               10.1021/ja204304f
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C64 H96 Fe2 N8 Sc2 Si4, C6 H14'
_chemical_formula_sum            'C70 H110 Fe2 N8 Sc2 Si4'
_chemical_formula_weight         1377.64
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.272(3)
_cell_length_b                   16.272(3)
_cell_length_c                   28.578(5)
_cell_measurement_reflns_used    9983
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.97
_cell_measurement_theta_min      3.79
_cell_volume                     7567(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0551
_diffrn_reflns_av_sigmaI/netI    0.0407
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            74856
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.88
_diffrn_reflns_theta_min         3.78
_exptl_absorpt_coefficient_mu    0.654
_exptl_absorpt_correction_T_max  0.9315
_exptl_absorpt_correction_T_min  0.8803
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Twinabs (Bruker)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.209
_exptl_crystal_description       block
_exptl_crystal_F_000             2944
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.402
_refine_diff_density_min         -0.291
_refine_diff_density_rms         0.055
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.016(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     412
_refine_ls_number_reflns         10873
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0605
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.027
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0496P)^2^+1.5502P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0888
_refine_ls_wR_factor_ref         0.0995
_reflns_number_gt                8608
_reflns_number_total             10873
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja204304f_si_002_4.cif
_cod_data_source_block           4-py
_cod_database_code               4106395