Crystal structures of three <i>N</i>-(pyridine-2-carbonyl)pyridine-2-carboxamides as potential ligands for supramolecular chemistry
Xu, Xiaowen; Hoogenboom, Richard; Van Hecke, Kristof; Acta Crystallographica Section E 77 (2021) –; doi:10.1107/S2056989021008562

data_2243906
_publ_section_title
;
 Crystal structures of three
 <i>N</i>-(pyridine-2-carbonyl)pyridine-2-carboxamides as potential
 ligands for supramolecular chemistry
;
_journal_coeditor_code           VM2252
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2056989021008562
_journal_volume                  77
_journal_year                    2021
_chemical_formula_iupac          'C12 H7 F2 N3 O2'
_chemical_formula_moiety         'C12 H7 F2 N3 O2'
_chemical_formula_sum            'C12 H7 F2 N3 O2'
_chemical_formula_weight         263.21
_chemical_name_systematic
;
3-Fluoro-<i>N</i>-(3-fluoropyridine-2-carbonyl)pyridine-2-carboxamide
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-I 2ya'
_space_group_name_H-M_alt        'I 1 2/a 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_method
;
Olex2 1.2
(compiled May 18 2018 14:05:52 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 97.140(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.7062(3)
_cell_length_b                   14.1190(5)
_cell_length_c                   11.2074(5)
_cell_measurement_reflns_used    1899
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      74.9110
_cell_measurement_theta_min      5.0350
_cell_volume                     1052.94(8)
_computing_cell_refinement
;
CrysAlisPro (Rigaku OD, 2015)
;
_computing_data_collection
;
CrysAlisPro (Rigaku OD, 2015)
;
_computing_data_reduction
;
CrysAlisPro (Rigaku OD, 2015)
;
_computing_molecular_graphics
;
<i>OLEX2</i> (Dolomanov <i>et al.</i>,  2009)
;
_computing_publication_material
;
<i>OLEX2</i> (Dolomanov <i>et al.</i>,  2009)
;
_computing_structure_refinement
;
ShelXL (Sheldrick, 2015)
;
_computing_structure_solution
;
ShelXS (Sheldrick, 2008)
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.4839
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0689
_diffrn_reflns_av_unetI/netI     0.0430
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5200
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         75.370
_diffrn_reflns_theta_min         5.063
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    1.218
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.993
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
(CrysAlisPro; Rigaku OD, 2015)
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_density_diffrn    1.660
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.089
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.292
_refine_diff_density_min         -0.319
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     88
_refine_ls_number_reflns         1083
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0712
_refine_ls_R_factor_gt           0.0553
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0954P)^2^+0.7955P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1447
_refine_ls_wR_factor_ref         0.1612
_reflns_number_gt                856
_reflns_number_total             1083
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            vm2252sup1.cif
_cod_data_source_block           3
_cod_database_code               2243906
_shelx_estimated_absorpt_t_min   0.878
_shelx_estimated_absorpt_t_max   0.931
_shelx_hkl_checksum              90054
_shelx_res_checksum              48074