Synthesis and Structure of Silicon-Bridged Boratabenzene Fluorenyl Rare-Earth Metal Complexes
Wang, Chunhong; Xiang, Li; Leng, Xuebing; Chen, Yaofeng; Organometallics 35 (2016) 1995–; doi:10.1021/acs.organomet.6b00282

data_4088659
_publ_section_title
;
 Synthesis and Structure of Silicon-Bridged Boratabenzene Fluorenyl
 Rare-Earth Metal Complexes
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              1995
_journal_paper_doi               10.1021/acs.organomet.6b00282
_journal_volume                  35
_journal_year                    2016
_chemical_formula_sum            'C140 H220 B3 Cl8 Li5 N3 O17 Si3 Sm3'
_chemical_formula_weight         3103.35
_space_group_IT_number           167
_space_group_name_Hall           '-P 3* 2n'
_space_group_name_H-M_alt        'R -3 c :R'
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_H-M   'R -3 c :R'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                32.78
_cell_angle_beta                 32.78
_cell_angle_gamma                32.78
_cell_formula_units_Z            4
_cell_length_a                   41.708(4)
_cell_length_b                   41.708(4)
_cell_length_c                   41.708(4)
_cell_measurement_reflns_used    9926
_cell_measurement_temperature    133(2)
_cell_measurement_theta_max      26.42
_cell_measurement_theta_min      2.18
_cell_volume                     18920(3)
_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      133(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.1317
_diffrn_reflns_av_sigmaI/netI    0.0623
_diffrn_reflns_limit_h_max       49
_diffrn_reflns_limit_h_min       -49
_diffrn_reflns_limit_k_max       49
_diffrn_reflns_limit_k_min       -49
_diffrn_reflns_limit_l_max       49
_diffrn_reflns_limit_l_min       -49
_diffrn_reflns_number            120693
_diffrn_reflns_theta_full        25.10
_diffrn_reflns_theta_max         25.10
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    1.097
_exptl_absorpt_correction_T_max  0.8269
_exptl_absorpt_correction_T_min  0.7710
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.076
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6352
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_platon_squeeze_details
;
;
_refine_diff_density_max         3.781
_refine_diff_density_min         -0.999
_refine_diff_density_rms         0.222
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     627
_refine_ls_number_reflns         11233
_refine_ls_number_restraints     527
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.1614
_refine_ls_R_factor_gt           0.0971
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1761P)^2^+496.1200P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2611
_refine_ls_wR_factor_ref         0.3873
_reflns_number_gt                7175
_reflns_number_total             11233
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om6b00282_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Rhombohedral' was changed
to 'rhombohedral' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        18918(3)
_cod_original_sg_symbol_H-M      R-3c
_cod_database_code               4088659