A series of lanthanide-organic polymers incorporating nitrogen-heterocyclic and aliphatic carboxylate mixed-ligands: structures, luminescent and magnetic properties.
Feng, Xun; Liu, Bin; Wang, Li-Ya; Zhao, Jian-She; Wang, Jian Ge; Weng, Ng Seik; Shi, Xin-Ge; Dalton transactions (Cambridge, England : 2003) 39 (2010) 8038–8049; doi:10.1039/c0dt00333f

data_7026301
_publ_section_title
;
 A series of lanthanide-organic polymers incorporating
 nitrogen-heterocyclic and aliphatic carboxylate mixed-ligands:
 structures, luminescent and magnetic properties.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8038
_journal_page_last               8049
_journal_paper_doi               10.1039/c0dt00333f
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C22 H30 Eu2 N5.33 O16'
_chemical_formula_weight         929.10
_chemical_name_systematic
;

?

;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 94.780(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            6
_cell_length_a                   35.038(10)
_cell_length_b                   9.216(3)
_cell_length_c                   13.265(4)
_cell_measurement_reflns_used    6203
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.22
_cell_measurement_theta_min      2.29
_cell_volume                     4269(2)
_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      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0567
_diffrn_reflns_av_sigmaI/netI    0.0543
_diffrn_reflns_limit_h_max       42
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            14995
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.29
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.455
_exptl_absorpt_correction_T_max  0.4848
_exptl_absorpt_correction_T_min  0.3046
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.169
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2720
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.19
_refine_diff_density_max         2.634
_refine_diff_density_min         -1.750
_refine_diff_density_rms         0.265
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     327
_refine_ls_number_reflns         3955
_refine_ls_number_restraints     64
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0598
_refine_ls_R_factor_gt           0.0480
_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^)+(0.1091P)^2^+7.1468P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1450
_refine_ls_wR_factor_ref         0.1556
_reflns_number_gt                3306
_reflns_number_total             3955
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00333f.txt
_cod_data_source_block           2eu
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_cell_volume        4268(2)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7026301