Systematic study on the structures of salen type lanthanide complexes tuned by lanthanide contraction and corresponding luminescence.
Zou, Xiaoyan; Li, Mingjie; Yan, Pengfei; Zhang, Juwen; Hou, Guangfeng; Li, Guangming; Dalton transactions (Cambridge, England : 2003) 42 (2013) 9482–9489; doi:10.1039/c3dt50534k

data_7021453
_publ_section_title
;
 Systematic study on the structures of salen type lanthanide complexes
 tuned by lanthanide contraction and corresponding luminescence.
;
_journal_issue                   26
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9482
_journal_page_last               9489
_journal_paper_doi               10.1039/c3dt50534k
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C68 H72 Yb2 N14 O26, 2(C H2 Cl2), 2(C H4 O)'
_chemical_formula_sum            'C72 H84 Cl4 N14 O28 Yb2'
_chemical_formula_weight         2081.41
_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                92.00(3)
_cell_angle_beta                 106.70(3)
_cell_angle_gamma                92.49(3)
_cell_formula_units_Z            1
_cell_length_a                   10.963(2)
_cell_length_b                   10.998(2)
_cell_length_c                   18.653(4)
_cell_measurement_reflns_used    18009
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      3.01
_cell_volume                     2149.5(8)
_computing_cell_refinement       'RAPID-AUTO (Rigaku 1998 <i>RAPID-AUTO</i>)'
_computing_data_collection       'RAPID-AUTO (Rigaku 1998 <i>RAPID-AUTO</i>)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       '\w scan'
_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  0.0377
_diffrn_reflns_av_unetI/netI     0.0514
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            21274
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.372
_exptl_absorpt_correction_T_max  0.6523
_exptl_absorpt_correction_T_min  0.5575
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.608
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1046
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.681
_refine_diff_density_min         -1.120
_refine_diff_density_rms         0.171
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     542
_refine_ls_number_reflns         9774
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0665
_refine_ls_R_factor_gt           0.0536
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0988P)^2^+1.5765P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1466
_refine_ls_wR_factor_ref         0.1559
_reflns_number_gt                8142
_reflns_number_total             9774
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt50534k.txt
_cod_data_source_block           yb
_cod_original_cell_volume        2149.4(7)
_cod_database_code               7021453