<i>N</i>-(4,5-Diazafluoren-9-ylidene)aniline
Cang, Hui; Jin, Dong; Wang, Si-Qing; Liu, Shan; Wang, Jin-Tang; Acta Crystallographica Section E 64 (2008) o1221–; doi:10.1107/S1600536808016668

data_2218723
_publ_section_title
;
 <i>N</i>-(4,5-Diazafluoren-9-ylidene)aniline
;
_journal_coeditor_code           HK2468
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1221
_journal_paper_doi               10.1107/S1600536808016668
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C17 H11 N3'
_chemical_formula_moiety         'C17 H11 N3'
_chemical_formula_sum            'C17 H11 N3'
_chemical_formula_weight         257.29
_chemical_name_systematic
;
<i>N</i>-(4,5-diazafluoren-9-ylidene)aniline
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                80.63(3)
_cell_angle_beta                 74.78(3)
_cell_angle_gamma                66.46(3)
_cell_formula_units_Z            2
_cell_length_a                   7.1950(14)
_cell_length_b                   8.5860(17)
_cell_length_c                   11.876(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     647.6(3)
_computing_cell_refinement       'CAD-4 Software (Enraf--Nonius, 1989)'
_computing_data_collection       'CAD-4 Software (Enraf--Nonius, 1989)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_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_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_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  0.0571
_diffrn_reflns_av_sigmaI/netI    0.0442
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2529
_diffrn_reflns_theta_full        25.17
_diffrn_reflns_theta_max         25.17
_diffrn_reflns_theta_min         1.78
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  0.9960
_exptl_absorpt_correction_T_min  0.9840
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>,  1968)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.319
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             268
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.192
_refine_diff_density_min         -0.251
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2326
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0852
_refine_ls_R_factor_gt           0.0559
_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^)+(0.08P)^2^+0.40P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1405
_refine_ls_wR_factor_ref         0.1782
_reflns_number_gt                1642
_reflns_number_total             2326
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hk2468.cif
_cod_data_source_block           I
_cod_original_cell_volume        647.6(2)
_cod_database_code               2218723
_cod_database_fobs_code          2218723