2-Cyanoanilinium nitrate
Cui, Li-Jing; Wen, Xiao-Chun; Acta Crystallographica Section E 64 (2008) o1620–; doi:10.1107/S1600536808023313

data_2218950
_publ_section_title
;
 2-Cyanoanilinium nitrate
;
_journal_coeditor_code           CI2636
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1620
_journal_paper_doi               10.1107/S1600536808023313
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C7 H7 N2 +, N O3 -'
_chemical_formula_moiety         'C7 H7 N2 +, N O3 -'
_chemical_formula_sum            'C7 H7 N3 O3'
_chemical_formula_weight         181.16
_chemical_name_systematic
;
2-Cyanoanilinium nitrate
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.373(3)
_cell_length_b                   6.5627(13)
_cell_length_c                   7.9948(16)
_cell_measurement_reflns_used    1592
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.3910
_cell_measurement_theta_min      2.4877
_cell_volume                     859.0(3)
_computing_cell_refinement       'CrystalClear (Rigaku, 2005)'
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        'CrystalClear (Rigaku, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Mercury2'
_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  0.0410
_diffrn_reflns_av_sigmaI/netI    0.0194
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8381
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.49
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.983
_exptl_absorpt_correction_T_min  0.927
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear, Rigaku, 2005)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             376
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.172
_refine_diff_density_min         -0.177
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.118
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     83
_refine_ls_number_reflns         1072
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.118
_refine_ls_R_factor_all          0.0856
_refine_ls_R_factor_gt           0.0629
_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^)+(0.0725P)^2^+0.211P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1531
_refine_ls_wR_factor_ref         0.1669
_reflns_number_gt                797
_reflns_number_total             1072
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2636.cif
_cod_data_source_block           I
_cod_database_code               2218950
_cod_database_fobs_code          2218950