Completing the Series of +2 Ions for the Lanthanide Elements: Synthesis of Molecular Complexes of Pr2+, Gd2+, Tb2+, and Lu2+
Matthew R. MacDonald; Jefferson E. Bates; Joseph W. Ziller; Filipp Furche; William J. Evans; Journal of the American Chemical Society 135 (2013) 9857–9868; doi:10.1021/ja403753j

data_4120022
_publ_contact_author
; 
Professor William J. Evans
Department of Chemistry
1102 Natural Sciences II
University of California, Irvine
Irvine, CA 92697-2025
;
_publ_contact_author_email       wevans@uci.edu
_publ_contact_author_fax         '1  949 824 2210'
_publ_contact_author_phone       '1  949 824 5174'
_publ_section_title
;
 Completing the Series of +2 Ions for the Lanthanide Elements: Synthesis
 of Molecular Complexes of Pr2+, Gd2+, Tb2+, and Lu2+
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9857
_journal_page_last               9868
_journal_paper_doi               10.1021/ja403753j
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'C44 H80 K O9.5 Si3 Tb'
_chemical_formula_weight         1043.37
_chemical_name_systematic
; 
 ? 
;
_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'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 98.5465(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.4844(9)
_cell_length_b                   22.3688(14)
_cell_length_c                   16.1438(10)
_cell_measurement_reflns_used    9568
_cell_measurement_temperature    88(2)
_cell_measurement_theta_max      26.00
_cell_measurement_theta_min      2.22
_cell_volume                     5172.5(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      88(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0818
_diffrn_reflns_av_unetI/netI     0.0624
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            51887
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.679
_diffrn_reflns_theta_min         1.985
_exptl_absorpt_coefficient_mu    1.566
_exptl_absorpt_correction_T_max  0.9839
_exptl_absorpt_correction_T_min  0.7494
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    not_measured
_exptl_crystal_description       plate
_exptl_crystal_F_000             2184
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.197
_exptl_crystal_size_min          0.084
_refine_diff_density_max         2.984
_refine_diff_density_min         -2.539
_refine_diff_density_rms         0.161
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     479
_refine_ls_number_reflns         9822
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0869
_refine_ls_R_factor_gt           0.0524
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.0734P)^2^+24.1517P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1340
_refine_ls_wR_factor_ref         0.1511
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7048
_reflns_number_total             9822
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja403753j_si_002_05.cif
_cod_data_source_block           mrm68
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_formula_sum        'C44 H80 K O9.50 Si3 Tb'
_cod_database_code               4120022
_shelx_estimated_absorpt_t_min   0.705
_shelx_estimated_absorpt_t_max   0.880
_shelxl_version_number           2013-2
_shelx_res_checksum              36406