(<i>E</i>)-4,4'-Ethylenedipyridinium bis{[(5-fluoro-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-4-yl)acetamido]acetate} dihydrate
Xiao-Qing Cai; Mao-Lin Hu; Shilin Chen; Acta Crystallographica Section E 62 (2006) o1696–o1698; doi:10.1107/S1600536806011378

data_2208935
_publ_section_title
;
 (<i>E</i>)-4,4'-Ethylenedipyridinium
 bis{[(5-fluoro-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-4-yl)acetamido]acetate}
 dihydrate
;
_journal_coeditor_code           LH2029
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1696
_journal_page_last               o1698
_journal_paper_doi               10.1107/S1600536806011378
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C12 H12 N2 2+, 2C8 H7 F N3 O5 -, 2H2 O'
_chemical_formula_moiety         'C12 H12 N2 2+, 2C8 H7 F N3 O5 -, 2H2 O'
_chemical_formula_sum            'C28 H30 F2 N8 O12'
_chemical_formula_weight         708.60
_chemical_name_systematic
;
(E)-4,4'-Ethylenedipyridinium
bis{[(5-fluoro-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-4-yl)acetamido]acetate}
dihydrate
;
_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                 113.496(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.6887(14)
_cell_length_b                   5.1050(6)
_cell_length_c                   26.598(3)
_cell_measurement_reflns_used    885
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      24.23
_cell_measurement_theta_min      2.86
_cell_volume                     1580.1(3)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 2002)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0441
_diffrn_reflns_av_sigmaI/netI    0.0637
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            7879
_diffrn_reflns_theta_full        25.18
_diffrn_reflns_theta_max         25.18
_diffrn_reflns_theta_min         1.67
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.125
_exptl_absorpt_correction_T_max  0.9885
_exptl_absorpt_correction_T_min  0.9634
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2002)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.489
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rod
_exptl_crystal_F_000             736
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.191
_refine_diff_density_min         -0.228
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.249
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     232
_refine_ls_number_reflns         2814
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.248
_refine_ls_R_factor_all          0.1164
_refine_ls_R_factor_gt           0.0909
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.037P)^2^+1.4841P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1611
_refine_ls_wR_factor_ref         0.1713
_reflns_number_gt                2234
_reflns_number_total             2814
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2029.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_sg_symbol_H-M      'P 21/c'
_cod_database_code               2208935
_cod_database_fobs_code          2208935