(1<i>E</i>,2<i>E</i>)-1,2-Bis[1-(3-nitrophenyl)ethylidene]hydrazine
Asik, Safra Izuani Jama; Fun, Hoong-Kun; Razak, Ibrahim Abdul; Jansrisewangwong, Patcharaporn; Chantraproma, Suchada; Acta Crystallographica Section E 68 (2012) o643–; doi:10.1107/S1600536812004722

data_2233897
_publ_section_title
;
 (1<i>E</i>,2<i>E</i>)-1,2-Bis[1-(3-nitrophenyl)ethylidene]hydrazine
;
_journal_coeditor_code           IS5067
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o643
_journal_paper_doi               10.1107/S1600536812004722
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C16 H14 N4 O4'
_chemical_formula_moiety         'C16 H14 N4 O4'
_chemical_formula_sum            'C16 H14 N4 O4'
_chemical_formula_weight         326.31
_chemical_name_systematic
;
(1<i>E</i>,2<i>E</i>)-1,2-Bis[1-(3-nitrophenyl)ethylidene]hydrazine
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 94.0220(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   3.9296(3)
_cell_length_b                   7.4448(5)
_cell_length_c                   26.3979(19)
_cell_measurement_reflns_used    4585
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.84
_cell_volume                     770.37(10)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX DUO CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0204
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            15392
_diffrn_reflns_theta_full        30.05
_diffrn_reflns_theta_max         30.05
_diffrn_reflns_theta_min         1.55
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.104
_exptl_absorpt_correction_T_max  0.9901
_exptl_absorpt_correction_T_min  0.9658
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.407
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             340
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.212
_refine_diff_density_min         -0.182
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         2254
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0632
_refine_ls_R_factor_gt           0.0471
_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^)+(0.0690P)^2^+0.1466P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1330
_refine_ls_wR_factor_ref         0.1463
_reflns_number_gt                1686
_reflns_number_total             2254
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is5067.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2233897
_cod_database_fobs_code          2233897