Tetrasodium(I) pentaoxalatodicerate(III) dihydrate
Lu, Hui; Fu, Yun-Long; Yang, Jun-Ying; Ng, Seik Weng; Acta Crystallographica Section E 63 (2007) m319–m320; doi:10.1107/S1600536806054560

data_2212049
_publ_section_title
;
 Tetrasodium(I) pentaoxalatodicerate(III) dihydrate
;
_journal_coeditor_code           BT2223
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m319
_journal_page_last               m320
_journal_paper_doi               10.1107/S1600536806054560
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          '[Na4 (H2 O)2] [Ce2 (C2 O4)5]'
_chemical_formula_moiety         'H4 Na4 O2 4+, C10 Ce2 O20 4-'
_chemical_formula_sum            'C10 H4 Ce2 Na4 O22'
_chemical_formula_weight         848.33
_chemical_name_systematic
;
Diaquatetrasodium(I) pentaoxalatodicerate(III)
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 101.0300(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.8378(6)
_cell_length_b                   11.6470(10)
_cell_length_c                   11.9380(10)
_cell_measurement_reflns_used    3229
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.4
_cell_measurement_theta_min      2.5
_cell_volume                     1069.65(15)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2003)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'X-SEED (Barbour, 2001)'
_computing_publication_material  'publCIF (Westrip, 2006)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.97
_diffrn_measured_fraction_theta_max 0.97
_diffrn_measurement_device_type  'Bruker APEX area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0295
_diffrn_reflns_av_sigmaI/netI    0.0363
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6885
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         2.9
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.393
_exptl_absorpt_correction_T_max  0.810
_exptl_absorpt_correction_T_min  0.578
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    2.634
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.89
_refine_diff_density_min         -0.71
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.08
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         2369
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.08
_refine_ls_R_factor_all          0.031
_refine_ls_R_factor_gt           0.026
_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^)+(0.05P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.064
_refine_ls_wR_factor_ref         0.083
_reflns_number_gt                2131
_reflns_number_total             2369
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt2223.cif
_cod_data_source_block           I
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1069.7(2)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2212049
_cod_database_fobs_code          2212049