2,4-Dimethyl-6-nitroaniline
Chen, Hu-Kui; Acta Crystallographica Section E 68 (2012) o1392–; doi:10.1107/S1600536812014547

data_2234871
_publ_section_title
;
 2,4-Dimethyl-6-nitroaniline
;
_journal_coeditor_code           ZJ2069
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1392
_journal_paper_doi               10.1107/S1600536812014547
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C8 H10 N2 O2'
_chemical_formula_moiety         'C8 H10 N2 O2'
_chemical_formula_sum            'C8 H10 N2 O2'
_chemical_formula_weight         166.18
_chemical_name_systematic
;
2,4-Dimethyl-6-nitroaniline
;
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.176(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   6.997(2)
_cell_length_b                   14.919(4)
_cell_length_c                   15.907(5)
_cell_measurement_reflns_used    4298
_cell_measurement_temperature    163(2)
_cell_measurement_theta_max      29.126
_cell_measurement_theta_min      2.610
_cell_volume                     1629.0(8)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC, 2008)'
_computing_data_collection       'CrystalClear (Rigaku/MSC, 2008)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC, 2008)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      163(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Rigaku AFC10/Saturn724+'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0402
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10540
_diffrn_reflns_theta_full        29.11
_diffrn_reflns_theta_max         29.11
_diffrn_reflns_theta_min         2.61
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.320
_refine_diff_density_min         -0.213
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         4325
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0758
_refine_ls_R_factor_gt           0.0487
_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^)+(0.0669P)^2^+0.1690P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1197
_refine_ls_wR_factor_ref         0.1342
_reflns_number_gt                3104
_reflns_number_total             4325
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            zj2069.cif
_cod_data_source_block           I
_cod_original_cell_volume        1629.1(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2234871
_cod_database_fobs_code          2234871