Versatile Ln2(μ-NR)2-Imide Platforms for Ligand Exchange and Isoprene Polymerization
Schädle, Dorothea; Schädle, Christoph; Schneider, David; Maichle-Mössmer, Cäcilia; Anwander, Reiner; Organometallics 34 (2015) 4994–; doi:10.1021/acs.organomet.5b00589

data_4087778
_publ_section_title
;
 Versatile Ln2(\m-NR)2-Imide Platforms for Ligand Exchange and Isoprene
 Polymerization
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              4994
_journal_paper_doi               10.1021/acs.organomet.5b00589
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C65 H116 Al2 La2 N6 O4'
_chemical_formula_weight         1377.41
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 112.990(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.7763(7)
_cell_length_b                   12.4858(4)
_cell_length_c                   26.1901(8)
_cell_measurement_reflns_used    9707
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.07
_cell_measurement_theta_min      2.422
_cell_volume                     6856.4(4)
_computing_cell_refinement       'APEX2 v2014.1-1 (Bruker AXS)'
_computing_data_collection       'COSMO v1.61'
_computing_data_reduction        'SAINT V8.27B (Bruker AXS Inc., 2012)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX DUO'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0679
_diffrn_reflns_av_unetI/netI     0.0321
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            188531
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.101
_diffrn_reflns_theta_min         4.531
_diffrn_source                   'ImuS-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.302
_exptl_absorpt_correction_T_max  0.8621
_exptl_absorpt_correction_T_min  0.6749
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_description       plate
_exptl_crystal_F_000             2880
_exptl_crystal_size_max          0.355
_exptl_crystal_size_mid          0.219
_exptl_crystal_size_min          0.088
_refine_diff_density_max         1.993
_refine_diff_density_min         -2.776
_refine_diff_density_rms         0.128
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.214
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     742
_refine_ls_number_reflns         15037
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.216
_refine_ls_R_factor_all          0.0575
_refine_ls_R_factor_gt           0.0484
_refine_ls_shift/su_max          0.021
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0050P)^2^+46.0027P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1008
_refine_ls_wR_factor_ref         0.1042
_reflns_Friedel_coverage         0.000
_reflns_number_gt                13229
_reflns_number_total             15037
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5b00589_si_002.cif
_cod_data_source_block           Compound_8-La
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4087778
_shelx_estimated_absorpt_t_min   0.655
_shelx_estimated_absorpt_t_max   0.894
_shelxl_version_number           2013-3
_shelx_res_checksum              43121