Synthesis of Mixed Cp/TpMe2 Lanthanide Complexes from Lanthanocene Precursors and their Structures and Reactivities
Fuyan Han; Jie Zhang; Yanan Han; Zhengxing Zhang; Zhenxia Chen; Linhong Weng; Xigeng Zhou; Inorganic Chemistry 48 (2009) 1774–1781; doi:10.1021/ic802094q

data_4301490
_publ_section_title
;
Synthesis of Mixed Cp/TpMe2 Lanthanide Complexes from Lanthanocene
Precursors and their Structures and Reactivities
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1774
_journal_page_last               1781
_journal_paper_doi               10.1021/ic802094q
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C25 H32 B N6 Yb'
_chemical_formula_weight         600.42
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                 96.273(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.747(4)
_cell_length_b                   21.798(9)
_cell_length_c                   12.859(5)
_cell_measurement_reflns_used    888
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.944
_cell_measurement_theta_min      2.456
_cell_volume                     2437.1(18)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_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  0.0402
_diffrn_reflns_av_sigmaI/netI    0.0339
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            3846
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    3.862
_exptl_absorpt_correction_T_max  0.8013
_exptl_absorpt_correction_T_min  0.4837
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.636
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       column
_exptl_crystal_F_000             1196
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.350
_refine_diff_density_min         -2.497
_refine_diff_density_rms         0.175
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.132
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         2881
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.0373
_refine_ls_R_factor_gt           0.0364
_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^)+(0.0655P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0898
_refine_ls_wR_factor_ref         0.0904
_reflns_number_gt                2773
_reflns_number_total             2881
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic802094q_si_001_01.cif
_cod_data_source_block           f80422a
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        2437.1(17)
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               4301490