New acentric materials constructed from aminopyridines and 4-nitrophenol
Draguta, Sergiu; Fonari, Marina S.; Masunov, Artëm E.; Zazueta, Joel; Sullivan, Shannon; Antipin, Mikhail Yu.; Timofeeva, Tatiana V.; CrystEngComm 15 (2013) 4700–; doi:10.1039/c3ce40291f

data_7210157
_publ_section_title
;
 New acentric materials constructed from aminopyridines and 4-nitrophenol
;
_journal_issue                   23
_journal_name_full               CrystEngComm
_journal_page_first              4700
_journal_paper_doi               10.1039/c3ce40291f
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C12 H9 N2 O6, C5 H7 N2'
_chemical_formula_sum            'C17 H16 N4 O6'
_chemical_formula_weight         372.34
_chemical_name_common
;
4-Aminopyridinium 4-nitrophenolate 4-nitrophenol
;
_chemical_name_systematic
;
4-Aminopyridinium 4-nitrophenolate 4-nitrophenol
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 101.7070(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.4942(4)
_cell_length_b                   15.1735(10)
_cell_length_c                   10.4980(7)
_cell_measurement_temperature    100(2)
_cell_volume                     856.97(10)
_computing_cell_refinement       'SAINTPlus, v. 6.2 (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINTPlus, v. 6.2 (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0157
_diffrn_reflns_av_sigmaI/netI    0.0186
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8252
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         1.98
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.654
_exptl_absorpt_correction_T_min  0.337
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.443
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             388
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.151
_refine_diff_density_min         -0.197
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.7(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     260
_refine_ls_number_reflns         3363
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0249
_refine_ls_R_factor_gt           0.0241
_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^)+(0.0468P)^2^+0.0725P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0681
_refine_ls_wR_factor_ref         0.0688
_reflns_number_gt                3283
_reflns_number_total             3363
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce40291f.txt
_cod_data_source_block           sergui
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7210157