Organic-inorganic hybrid materials constructed from inorganic lanthanide sulfate skeletons and organic 4,5-imidazoledicarboxylic acid.
Sun, Yan-Qiong; Yang, Guo-Yu; Dalton transactions (Cambridge, England : 2003)  (2007) 3771–3781; doi:10.1039/b706072f

data_7005851
_publ_section_title
;
 Organic-inorganic hybrid materials constructed from inorganic
 lanthanide sulfate skeletons and organic 4,5-imidazoledicarboxylic
 acid.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3771
_journal_page_last               3781
_journal_paper_doi               10.1039/b706072f
_journal_year                    2007
_chemical_formula_moiety         'C4 H5 Eu N2 O7 S'
_chemical_formula_sum            'C4 H5 Eu N2 O7 S'
_chemical_formula_weight         377.12
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 107.922(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.209(2)
_cell_length_b                   6.5406(11)
_cell_length_c                   12.203(2)
_cell_measurement_reflns_used    2968
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      1.7539
_cell_volume                     851.2(3)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
Mercury70 (2x2 bin mode)
;
_diffrn_measurement_method       CCD_Profile_fitting
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0178
_diffrn_reflns_av_sigmaI/netI    0.0179
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6227
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    7.635
_exptl_absorpt_correction_T_max  0.543
_exptl_absorpt_correction_T_min  0.416
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    2.943
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.2300
_exptl_crystal_size_mid          0.1000
_exptl_crystal_size_min          0.0800
_refine_diff_density_max         0.932
_refine_diff_density_min         -0.999
_refine_diff_density_rms         0.218
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.351
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1946
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.351
_refine_ls_R_factor_all          0.0189
_refine_ls_R_factor_gt           0.0174
_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^)+(0.0355P)^2^+0.1842P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0639
_refine_ls_wR_factor_ref         0.0646
_reflns_number_gt                1853
_reflns_number_total             1946
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b706072f.txt
_cod_data_source_block           eu
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P_1_21/c_1
_cod_database_code               7005851