Bimetallic Cleavage of Aromatic C-H Bonds by Rare-Earth-Metal Complexes.
Huang, Wenliang; Dulong, Florian; Khan, Saeed I.; Cantat, Thibault; Diaconescu, Paula L.; Journal of the American Chemical Society  (2014) 141208061549006–; doi:10.1021/ja510761j

data_4123093
_publ_section_title
;
 Bimetallic Cleavage of Aromatic C-H Bonds by Rare-Earth-Metal Complexes.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              141208061549006
_journal_paper_doi               10.1021/ja510761j
_journal_year                    2014
_chemical_formula_sum            'C52 H96 Fe2 N4 O2 Sc2 Si4'
_chemical_formula_weight         1123.31
_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                89.220(5)
_cell_angle_beta                 72.659(6)
_cell_angle_gamma                76.126(6)
_cell_formula_units_Z            2
_cell_length_a                   12.729(6)
_cell_length_b                   14.432(7)
_cell_length_c                   17.929(8)
_cell_measurement_temperature    100(2)
_cell_volume                     3046(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.882
_diffrn_measured_fraction_theta_max 0.739
_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  0.1091
_diffrn_reflns_av_sigmaI/netI    0.0810
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            14943
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.60
_diffrn_reflns_theta_min         3.74
_exptl_absorpt_coefficient_mu    0.797
_exptl_absorpt_correction_T_max  0.9827
_exptl_absorpt_correction_T_min  0.9749
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Bruker AXS area detector scaling and absorption correction'
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1204
_exptl_crystal_size_max          0.03
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.266
_refine_diff_density_min         -1.728
_refine_diff_density_rms         0.181
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.982
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     631
_refine_ls_number_reflns         13856
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.982
_refine_ls_R_factor_all          0.1165
_refine_ls_R_factor_gt           0.0943
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1867P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2420
_refine_ls_wR_factor_ref         0.2580
_reflns_number_gt                9594
_reflns_number_total             13856
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja510761j_si_001.cif
_cod_data_source_block           pld1004
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4123093