Di- and Triphenylacetates of Lanthanum and Neodymium. Synthesis, Structural Diversity, and Application in Diene Polymerization
Roitershtein, Dmitrii M.; Vinogradov, Alexander A.; Vinogradov, Alexei A.; Lyssenko, Konstantin A.; Nelyubina, Yulia V.; Anan’ev, Ivan V.; Nifant’ev, Ilya E.; Yakovlev, Vladimir A.; Kostitsyna, Natalya N.; Organometallics 32 (2013) 1272–; doi:10.1021/om301020r

data_4080222
_publ_section_title
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 Di- and Triphenylacetates of Lanthanum and Neodymium. Synthesis,
 Structural Diversity, and Application in Diene Polymerization
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1272
_journal_paper_doi               10.1021/om301020r
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C72 H69 Nd O9'
_chemical_formula_sum            'C72 H69 Nd O9'
_chemical_formula_weight         1222.51
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           158
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 3 -2"c'
_symmetry_space_group_name_H-M   'P 3 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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   20.3827(6)
_cell_length_b                   20.3827(6)
_cell_length_c                   24.4901(10)
_cell_measurement_reflns_used    921
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      3
_cell_volume                     8811.4(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX II CCD area detector''
_diffrn_measurement_method       '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  0.0848
_diffrn_reflns_av_sigmaI/netI    0.0716
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            94652
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         1.15
_exptl_absorpt_coefficient_mu    0.944
_exptl_absorpt_correction_T_max  0.834
_exptl_absorpt_correction_T_min  0.805
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.382
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3798
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.755
_refine_diff_density_min         -1.030
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.340(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.948
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     744
_refine_ls_number_reflns         14191
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.948
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0359
_refine_ls_shift/su_max          0.035
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0217P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0682
_refine_ls_wR_factor_ref         0.0769
_reflns_number_gt                8639
_reflns_number_total             14191
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om301020r_si_001.cif
_cod_data_source_block           comp_6
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
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_cod_database_code               4080222