New Lanthanide Hybrid as Clustered Infinite Nanotunnel with 3D Ln-O-Ln Framework and (3,4)-Connected Net
You-gui Huang; Ben-lai Wu; Da-qiang Yuan; Yan-qing Xu; Fei-long Jiang; Mao-chun Hong; Inorganic Chemistry 46 (2007) 1171–1176; doi:10.1021/ic0615271

data_4307040
_publ_section_title
;
New Lanthanide Hybrid as Clustered Infinite Nanotunnel with 3D Ln-O-Ln
Framework and (3,4)-Connected Net
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1171
_journal_page_last               1176
_journal_paper_doi               10.1021/ic0615271
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C24 H27 N8 O24 Sm3'
_chemical_formula_sum            'C24 H27 N8 O24 Sm3'
_chemical_formula_weight         1262.53
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.0751(6)
_cell_length_b                   15.0751(6)
_cell_length_c                   14.7426(7)
_cell_measurement_reflns_used    6254
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.68
_cell_measurement_theta_min      1.93
_cell_volume                     3350.4(2)
_computing_cell_refinement       'Siemens SMART & SAINT'
_computing_data_collection       'Siemens SMART'
_computing_data_reduction        'Siemens XPREP'
_computing_structure_refinement  'Siemens SHELXTL'
_computing_structure_solution    'Siemens SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Smart CCD'
_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  0.0434
_diffrn_reflns_av_sigmaI/netI    0.0241
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9001
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         1.93
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  .
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.304
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  .5322
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.489
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2392
_exptl_crystal_size_max          .30
_exptl_crystal_size_mid          .25
_exptl_crystal_size_min          .15
_refine_diff_density_max         0.887
_refine_diff_density_min         -1.264
_refine_diff_density_rms         0.145
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.224
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     138
_refine_ls_number_reflns         1588
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.224
_refine_ls_R_factor_gt           0.0520
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0758P)^2^+58.4418P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1460
_refine_ls_wR_factor_ref         0.1482
_reflns_number_gt                1504
_reflns_number_total             1588
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0615271si20060812_085615.cif
_cod_data_source_block           e:\huang\data\hyg-1003\h
_cod_original_sg_symbol_H-M      'I 41/a'
_cod_database_code               4307040
_refine_ls_r_factor_ref          0.0562