Hydrogen-bonded supramolecular networks of <i>N</i>,<i>N</i>'-bis(4-pyridylmethyl)oxalamide and 4,4'-{[oxalylbis(azanediyl)]dimethylene}dipyridinium dinitrate
Lee, Gene-Hsiang; Acta Crystallographica Section C 66 (2010) o241–o244; doi:10.1107/S0108270110010280

data_2017656
_publ_section_title
;
 Hydrogen-bonded supramolecular networks of
 <i>N</i>,<i>N</i>'-bis(4-pyridylmethyl)oxalamide and
 4,4'-{[oxalylbis(azanediyl)]dimethylene}dipyridinium dinitrate
;
_journal_coeditor_code           UK3019
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o241
_journal_page_last               o244
_journal_paper_doi               10.1107/S0108270110010280
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C14 H14 N4 O2'
_chemical_formula_moiety         'C14 H14 N4 O2'
_chemical_formula_sum            'C14 H14 N4 O2'
_chemical_formula_weight         270.29
_chemical_name_systematic
;
<i>N</i>,<i>N</i>'-bis(4-pyridylmethyl)oxalamide
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.465(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.7578(2)
_cell_length_b                   13.8845(4)
_cell_length_c                   10.1331(3)
_cell_measurement_reflns_used    7355
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.53
_cell_volume                     650.99(4)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP in SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Nonius KappaCCD area-detector'
_diffrn_measurement_method       \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  0.0432
_diffrn_reflns_av_sigmaI/netI    0.0543
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7355
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.53
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.9857
_exptl_absorpt_correction_T_min  0.9717
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SORTAV; Blessing, 1995)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.379
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             284
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.143
_refine_diff_density_min         -0.189
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     91
_refine_ls_number_reflns         1485
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0937
_refine_ls_R_factor_gt           0.0404
_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^)+(0.0485P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0857
_refine_ls_wR_factor_ref         0.1006
_reflns_number_gt                868
_reflns_number_total             1485
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            uk3019.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2017656
_cod_database_fobs_code          2017656