(<i>E</i>)-<i>N</i>'-(3,4-Dimethoxybenzylidene)-4-methoxybenzohydrazide
Taha, Muhammad; Naz, Humera; Rahman, Aqilah Abd; Ismail, Nor Hadiani; Sammer, Yousuf; Acta Crystallographica Section E 68 (2012) o2780–; doi:10.1107/S1600536812034228

data_2236544
_publ_section_title
;
 (<i>E</i>)-<i>N</i>'-(3,4-Dimethoxybenzylidene)-4-methoxybenzohydrazide
;
_journal_coeditor_code           PV2573
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2780
_journal_paper_doi               10.1107/S1600536812034228
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C17 H18 N2 O4'
_chemical_formula_moiety         'C17 H18 N2 O4'
_chemical_formula_sum            'C17 H18 N2 O4'
_chemical_formula_weight         314.33
_chemical_name_systematic
;
(<i>E</i>)-<i>N</i>'-(3,4-Dimethoxybenzylidene)-4-methoxybenzohydrazide
;
_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                 99.010(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.191(2)
_cell_length_b                   5.0109(8)
_cell_length_c                   22.535(4)
_cell_measurement_reflns_used    506
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      18.67
_cell_measurement_theta_min      2.91
_cell_volume                     1582.7(4)
_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 0.992
_diffrn_measured_fraction_theta_max 0.992
_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  0.0802
_diffrn_reflns_av_sigmaI/netI    0.0955
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            8638
_diffrn_reflns_theta_full        25.49
_diffrn_reflns_theta_max         25.49
_diffrn_reflns_theta_min         1.45
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9962
_exptl_absorpt_correction_T_min  0.9785
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            Colorles
_exptl_crystal_density_diffrn    1.319
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.179
_refine_diff_density_min         -0.161
_refine_ls_extinction_coef       0.0013(5)
_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   0.960
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         2891
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.960
_refine_ls_R_factor_all          0.1410
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0319P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0874
_refine_ls_wR_factor_ref         0.1153
_reflns_number_gt                1400
_reflns_number_total             2891
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            pv2573.cif
_cod_data_source_block           I
_cod_original_cell_volume        1582.7(5)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2236544
_cod_database_fobs_code          2236544