Crystal structure of poly[tetraaqua(2,2'-bipyridine-4,4'-dicarboxylato)-bis(2,2'-bipyridyl-4,4'-dicarboxylato)dilanthanum(III) dihydrate], La2(C12H6O4N2)3(H2O)4 · 2H2O
Chongchen Wang; Zeitschrift für Kristallographie - New Crystal Structures 223 (2008) 475–; doi:

data_8102367
_publ_section_title
;
 Crystal structure of
 poly[tetraaqua(2,2'-bipyridine-4,4'-dicarboxylato)-bis(2,2'-bipyridyl-4,4'-dicarboxylato)dilanthanum(III)
 dihydrate], La2(C12H6O4N2)3(H2O)4 &#x00B7; 2H2O
;
_journal_issue                   4
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              475
_journal_volume                  223
_journal_year                    2008
_chemical_formula_sum            'C36 H30 La2 N6 O18'
_chemical_formula_weight         1112.48
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                   14.1852(18)
_cell_length_b                   21.949(2)
_cell_length_c                   12.1345(14)
_cell_measurement_reflns_used    4538
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.562
_cell_measurement_theta_min      2.603
_cell_volume                     3778.1(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(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  0.0515
_diffrn_reflns_av_sigmaI/netI    0.0399
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            28266
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.02
_exptl_absorpt_coefficient_mu    2.322
_exptl_absorpt_correction_T_max  0.5425
_exptl_absorpt_correction_T_min  0.4723
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.956
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2184
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.856
_refine_diff_density_min         -1.150
_refine_diff_density_rms         0.175
_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     337
_refine_ls_number_reflns         3424
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0356
_refine_ls_R_factor_gt           0.0317
_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^)+(0.0358P)^2^+17.0518P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0864
_refine_ls_wR_factor_ref         0.0877
_reflns_number_gt                3242
_reflns_number_total             3424
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1267-2449.cff
_cod_data_source_block           b
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 1555 2011-01-17 13:19:09Z saulius 
;
_cod_original_cell_volume        3778.0(8)
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               8102367