Synthesis and Characterization of New Coordination Polymers with Tunable Luminescent Properties Generated from Bent 1,2,4-Triazole-Bridged N,N'-Dioxides and Ln(III) Salts
Hai-Ying Wang; Jun-Yan Cheng; Jian-Ping Ma; Yu-Bin Dong; Ru-Qi Huang; Inorganic Chemistry 49 (2010) 2416–2426; doi:10.1021/ic902311g

data_4315057
_publ_section_title
;
 Synthesis and Characterization of New Coordination Polymers with Tunable
 Luminescent Properties Generated from Bent 1,2,4-Triazole-Bridged
 N,N'-Dioxides and Ln(III) Salts
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2416
_journal_page_last               2426
_journal_paper_doi               10.1021/ic902311g
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C24 H30 Cl3 Eu N12 O21'
_chemical_formula_weight         1080.91
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           56
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ab 2ac'
_symmetry_space_group_name_H-M   'P c c n'
_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                   26.732(3)
_cell_length_b                   6.8490(8)
_cell_length_c                   20.555(2)
_cell_measurement_temperature    298(2)
_cell_volume                     3763.4(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0294
_diffrn_reflns_av_sigmaI/netI    0.0205
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            17629
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    1.982
_exptl_absorpt_correction_T_max  0.7293
_exptl_absorpt_correction_T_min  0.4899
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.908
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2160
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.881
_refine_diff_density_min         -1.459
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     286
_refine_ls_number_reflns         3323
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0356
_refine_ls_R_factor_gt           0.0318
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0386P)^2^+10.7677P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0842
_refine_ls_wR_factor_ref         0.0864
_reflns_number_gt                2981
_reflns_number_total             3323
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic902311g_si_001_06.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3763.4(8)
_cod_database_code               4315057