Design of 3-D europium(iii)‒organic frameworks based on pyridine carboxylate N-oxide and acyclic binary carboxylate: syntheses, structures, and luminescence properties
Zhang, Lijuan; Xu, Donghua; Zhou, Yunshan; Jiang, Fei; New Journal of Chemistry 34 (2010) 2470–; doi:10.1039/c0nj00373e

data_7053656
_publ_section_title
;
 Design of 3-D europium(iii)--organic frameworks based on pyridine
 carboxylate N-oxide and acyclic binary carboxylate: syntheses,
 structures, and luminescence properties
;
_journal_issue                   11
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              2470
_journal_paper_doi               10.1039/c0nj00373e
_journal_volume                  34
_journal_year                    2010
_chemical_formula_sum            'C26 H20 Eu2 N4 O18'
_chemical_formula_weight         980.38
_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                101.562(2)
_cell_angle_beta                 108.4280(10)
_cell_angle_gamma                100.982(2)
_cell_formula_units_Z            1
_cell_length_a                   8.3270(14)
_cell_length_b                   9.7525(17)
_cell_length_c                   9.9181(17)
_cell_measurement_reflns_used    2540
_cell_measurement_temperature    183(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      3.50
_cell_volume                     720.2(2)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics    'Siemens SHELXTL'
_computing_publication_material  'Siemens SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'rigaku saturn'
_diffrn_measurement_method       Multi-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0234
_diffrn_reflns_av_sigmaI/netI    0.0454
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            5659
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.50
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.412
_exptl_absorpt_correction_T_max  0.5157
_exptl_absorpt_correction_T_min  0.3212
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    2.261
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             474
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.026
_refine_diff_density_min         -1.102
_refine_diff_density_rms         0.132
_refine_ls_extinction_coef       0.0026(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         3148
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0242
_refine_ls_R_factor_gt           0.0209
_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^)+(0.0160P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0431
_refine_ls_wR_factor_ref         0.0440
_reflns_number_gt                2829
_reflns_number_total             3148
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0nj00373e.txt
_cod_data_source_block           bo591
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'TRICLINIC' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      p-1
_cod_database_code               7053656