<i>N</i>,<i>N</i>,<i>N</i>'-Trimethyl-<i>N</i>''-(4-nitrophenyl)-<i>N</i>'-phenylguanidine
Tiritiris, Ioannis; Frey, Wolfgang; Kantlehner, Willi; Acta Crystallographica Section E 70 (2014) o516–o517; doi:10.1107/S160053681400693X

data_2239305
_publ_section_title
;
 <i>N</i>,<i>N</i>,<i>N</i>'-Trimethyl-<i>N</i>''-(4-nitrophenyl)-<i>N</i>'-phenylguanidine
;
_journal_coeditor_code           NR2049
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o516
_journal_page_last               o517
_journal_paper_doi               10.1107/S160053681400693X
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C16 H18 N4 O2'
_chemical_formula_moiety         'C16 H18 N4 O2'
_chemical_formula_sum            'C16 H18 N4 O2'
_chemical_formula_weight         298.34
_chemical_name_systematic
<i>N</i>,<i>N</i>,<i>N</i>'-Trimethyl-<i>N</i>''-(4-nitrophenyl)-<i>N</i>'-phenylguanidine
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.503(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.409(2)
_cell_length_b                   7.7140(8)
_cell_length_c                   22.493(3)
_cell_measurement_reflns_used    35
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      17
_cell_measurement_theta_min      14
_cell_volume                     3010.9(6)
_computing_cell_refinement       'XSCANS (Siemens, 1996)'
_computing_data_collection       'XSCANS (Siemens, 1996)'
_computing_data_reduction        'SHELXTL (Sheldrick, 2008)'
_computing_molecular_graphics    'DIAMOND (Brandenburg & Putz, 2005)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Nicolet P3/F'
_diffrn_measurement_method       'Wyckoff scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0308
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2974
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.92
_diffrn_standards_decay_%        3
_diffrn_standards_interval_count 50
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.176
_refine_diff_density_min         -0.218
_refine_ls_extinction_coef       0.0044(4)
_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   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     203
_refine_ls_number_reflns         2974
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0783
_refine_ls_R_factor_gt           0.0530
_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^)+(0.0442P)^2^+2.9581P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1140
_refine_ls_wR_factor_ref         0.1239
_reflns_number_gt                2237
_reflns_number_total             2974
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            nr2049sup1.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2239305
_cod_database_fobs_code          2239305