2-{[(Dimethylamino)methylidene]amino}-5-nitrobenzonitrile
Saad, Syed Muhammad; Haider, Syed Moazzam; Perveen, Shahnaz; Khan, Khalid M.; Yousuf, Sammer; Acta Crystallographica Section E 69 (2013) o75–; doi:10.1107/S1600536812048866

data_2237211
_publ_section_title
;
 2-{[(Dimethylamino)methylidene]amino}-5-nitrobenzonitrile
;
_journal_coeditor_code           PV2610
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o75
_journal_paper_doi               10.1107/S1600536812048866
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C10 H10 N4 O2'
_chemical_formula_moiety         'C10 H10 N4 O2'
_chemical_formula_sum            'C10 H10 N4 O2'
_chemical_formula_weight         218.22
_chemical_name_systematic
;
2-{[(Dimethylamino)methylidene]amino}-5-nitrobenzonitrile
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 106.475(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6496(11)
_cell_length_b                   13.0693(19)
_cell_length_c                   11.1617(17)
_cell_measurement_reflns_used    1456
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      26.27
_cell_measurement_theta_min      2.46
_cell_volume                     1070.1(3)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008), PARST (Nardelli, 1995) and PLATON
(Spek, 2009)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type
;
Bruker SMART APEX CCD area-detector
;
_diffrn_measurement_method       '\w scan'
_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  0.0248
_diffrn_reflns_av_sigmaI/netI    0.0282
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            6194
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9912
_exptl_absorpt_correction_T_min  0.9757
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.176
_refine_diff_density_min         -0.157
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         1976
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0665
_refine_ls_R_factor_gt           0.0462
_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^)+(0.0727P)^2^+0.0566P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1219
_refine_ls_wR_factor_ref         0.1344
_reflns_number_gt                1427
_reflns_number_total             1976
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            pv2610.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2237211
_cod_database_fobs_code          2237211