Synthesis, Structural Characterization, and Reactivity of Lanthanide Complexes Containing a New Methylene-Bridged Indenyl−Pyrrolyl Dianionic Ligand
Pi, Chengfu; Zhang, Zhengxing; Liu, Ruiting; Weng, Linhong; Chen, Zhenxia; Zhou, Xigeng; Organometallics 25 (2006) 5165–; doi:10.1021/om060610t

data_4074391
_publ_section_title
;
 Synthesis, Structural Characterization, and Reactivity of Lanthanide
 Complexes Containing a New Methylene-Bridged Indenyl&#x2212;Pyrrolyl
 Dianionic Ligand
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5165
_journal_paper_doi               10.1021/om060610t
_journal_volume                  25
_journal_year                    2006
_chemical_formula_sum            'C50 H60 Cl4 Er2 Li2 N2 O4'
_chemical_formula_weight         1243.20
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 110.629(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.699(4)
_cell_length_b                   18.752(6)
_cell_length_c                   12.686(4)
_cell_measurement_reflns_used    1006
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.704
_cell_measurement_theta_min      2.768
_cell_volume                     2604.6(15)
_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 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0305
_diffrn_reflns_av_sigmaI/netI    0.0435
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            11654
_diffrn_reflns_theta_full        26.01
_diffrn_reflns_theta_max         26.01
_diffrn_reflns_theta_min         1.86
_diffrn_standards_decay_%        6.68
_exptl_absorpt_coefficient_mu    3.448
_exptl_absorpt_correction_T_max  0.7243
_exptl_absorpt_correction_T_min  0.6258
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.585
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.189
_refine_diff_density_min         -0.666
_refine_diff_density_rms         0.114
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.137
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5102
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.138
_refine_ls_R_factor_all          0.0621
_refine_ls_R_factor_gt           0.0349
_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^)+(0.0452P)^2^+0.6044P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0809
_refine_ls_wR_factor_ref         0.0975
_reflns_number_gt                3781
_reflns_number_total             5102
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om060610tsi20060706_023302.cif
_cod_data_source_block           e:\data\zxg\pcf\40518a\work\f40518a
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        2604.5(14)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4074391