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_4080224
_publ_section_title
;
 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         'C128 H110 Nd2 O16, 2.5(C4 H10 O2)'
_chemical_formula_sum            'C138 H135 Nd2 O21'
_chemical_formula_weight         2417.94
_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                90.700(7)
_cell_angle_beta                 105.847(5)
_cell_angle_gamma                97.538(5)
_cell_formula_units_Z            2
_cell_length_a                   14.330(4)
_cell_length_b                   19.169(5)
_cell_length_c                   22.304(6)
_cell_measurement_reflns_used    999
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27
_cell_measurement_theta_min      3
_cell_volume                     5836(3)
_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  0.0793
_diffrn_reflns_av_sigmaI/netI    0.1890
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            60444
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         0.95
_exptl_absorpt_coefficient_mu    0.951
_exptl_absorpt_correction_T_max  0.855
_exptl_absorpt_correction_T_min  0.696
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.376
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2502
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.17
_platon_squeeze_details
;
;
_refine_diff_density_max         0.809
_refine_diff_density_min         -1.320
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.859
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1342
_refine_ls_number_reflns         25484
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.859
_refine_ls_R_factor_all          0.0920
_refine_ls_R_factor_gt           0.0427
_refine_ls_shift/su_max          0.014
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0040P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0721
_refine_ls_wR_factor_ref         0.0762
_reflns_number_gt                13009
_reflns_number_total             25484
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om301020r_si_001.cif
_cod_data_source_block           comp_8
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
;
_cod_original_cell_volume        5835(3)
_cod_database_code               4080224