2,5-Dimethylanilinium nitrate
Smirani, Wajda; Rzaigui, Mohamed; Acta Crystallographica Section E 65 (2009) o1917–; doi:10.1107/S1600536809027718

data_2222714
_publ_section_title
;
 2,5-Dimethylanilinium nitrate
;
_journal_coeditor_code           HG2534
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1917
_journal_paper_doi               10.1107/S1600536809027718
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C8 H12 N +, N O3 -'
_chemical_formula_moiety         'C8 H12 N +, N O3 -'
_chemical_formula_sum            'C8 H12 N2 O3'
_chemical_formula_weight         184.20
_chemical_name_systematic
;
2,5-Dimethylanilinium nitrate
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2a'
_symmetry_space_group_name_H-M   'P m c n'
_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                   6.762(3)
_cell_length_b                   7.942(3)
_cell_length_c                   17.137(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293
_cell_measurement_theta_max      10.52
_cell_measurement_theta_min      8.99
_cell_volume                     920.3(6)
_computing_cell_refinement       'CAD-4 EXPRESS (Enraf--Nonius, 1994)'
_computing_data_collection       'CAD-4 EXPRESS (Enraf--Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Enraf--Nonius TurboCAD-4'
_diffrn_measurement_method       'Non-profiled \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           AgK\a
_diffrn_radiation_wavelength     0.56085
_diffrn_reflns_av_R_equivalents  0.0563
_diffrn_reflns_av_sigmaI/netI    0.0738
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            4249
_diffrn_reflns_theta_full        27.96
_diffrn_reflns_theta_max         27.96
_diffrn_reflns_theta_min         2.23
_diffrn_standards_decay_%        5
_diffrn_standards_interval_time  120
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    0.063
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             392
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.210
_refine_ls_extinction_coef       0.166(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   0.920
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     86
_refine_ls_number_reflns         2365
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.920
_refine_ls_R_factor_all          0.1794
_refine_ls_R_factor_gt           0.0539
_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^)+(0.0632P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1181
_refine_ls_wR_factor_ref         0.1555
_reflns_number_gt                822
_reflns_number_total             2365
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hg2534.cif
_cod_data_source_block           I
_cod_original_cell_volume        920.4(6)
_cod_database_code               2222714
_cod_database_fobs_code          2222714