Bis(4-carboxypiperidinium) 5-nitroisophthalate
Li, Na; Acta Crystallographica Section E 66 (2010) o1393–; doi:10.1107/S1600536810017927

data_2226067
_publ_section_title
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 Bis(4-carboxypiperidinium) 5-nitroisophthalate
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_journal_coeditor_code           BT5271
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1393
_journal_paper_doi               10.1107/S1600536810017927
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          '2C6 H12 N O2 +, C8 H3 N O6 2-'
_chemical_formula_moiety         '2(C6 H12 N O2 +), C8 H3 N O6 2-'
_chemical_formula_sum            'C20 H27 N3 O10'
_chemical_formula_weight         469.45
_chemical_name_systematic
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Bis(4-carboxypiperidinium) 5-nitroisophthalate
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_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                 92.3960(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   23.6865(12)
_cell_length_b                   8.2478(4)
_cell_length_c                   22.5140(11)
_cell_measurement_reflns_used    5783
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.71
_cell_measurement_theta_min      2.55
_cell_volume                     4394.5(4)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2003)'
_computing_data_reduction        'SAINT (Bruker, 2001)'
_computing_molecular_graphics
;
XP (Sheldrick, 2008) and DIAMOND (Brandenburg & Berndt, 1999)
;
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEXII 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  0.0162
_diffrn_reflns_av_sigmaI/netI    0.0179
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            10813
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.9774
_exptl_absorpt_correction_T_min  0.9719
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.419
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1984
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.303
_refine_diff_density_min         -0.228
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     300
_refine_ls_number_reflns         3855
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0462
_refine_ls_R_factor_gt           0.0387
_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^)+(0.0446P)^2^+3.6101P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0950
_refine_ls_wR_factor_ref         0.1010
_reflns_number_gt                3272
_reflns_number_total             3855
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt5271.cif
_cod_data_source_block           I
_cod_depositor_comments
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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 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2226067
_cod_database_fobs_code          2226067