<i>N</i>'-(3,4-Dihydroxybenzylidene)-2-methoxybenzohydrazide
Shen, Tong; Li, Guoli; Zheng, Bin; Acta Crystallographica Section E 68 (2012) o2034–; doi:10.1107/S1600536812025688

data_2235459
_publ_section_title
;
 <i>N</i>'-(3,4-Dihydroxybenzylidene)-2-methoxybenzohydrazide
;
_journal_coeditor_code           HB6829
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2034
_journal_paper_doi               10.1107/S1600536812025688
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C15 H14 N2 O4'
_chemical_formula_moiety         'C15 H14 N2 O4'
_chemical_formula_sum            'C15 H14 N2 O4'
_chemical_formula_weight         286.28
_chemical_name_systematic
;
<i>N</i>'-(3,4-Dihydroxybenzylidene)-2-methoxybenzohydrazide
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.796(2)
_cell_length_b                   8.412(2)
_cell_length_c                   24.004(3)
_cell_measurement_reflns_used    1590
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      26.4
_cell_measurement_theta_min      2.9
_cell_volume                     2785.7(9)
_computing_cell_refinement       'SAINT (Bruker, 2007)'
_computing_data_collection       'SMART (Bruker, 2007)'
_computing_data_reduction        'SAINT (Bruker, 2007)'
_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 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker SMART 1K 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  0.0934
_diffrn_reflns_av_sigmaI/netI    0.0732
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            12495
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.96
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.9900
_exptl_absorpt_correction_T_min  0.9870
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.242
_refine_diff_density_min         -0.181
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         2570
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1545
_refine_ls_R_factor_gt           0.0676
_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^)+(0.0613P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1257
_refine_ls_wR_factor_ref         0.1586
_reflns_number_gt                1231
_reflns_number_total             2570
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb6829.cif
_cod_data_source_block           I
_cod_database_code               2235459
_cod_database_fobs_code          2235459