<i>N</i>'-(3,4-Dimethylbenzylidene)furan-2-carbohydrazide
Li, Yu-Feng; Jian, Fang-Fang; Acta Crystallographica Section E 66 (2010) o2061–; doi:10.1107/S1600536810027959

data_2226913
_publ_section_title
;
 <i>N</i>'-(3,4-Dimethylbenzylidene)furan-2-carbohydrazide
;
_journal_coeditor_code           HB5553
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2061
_journal_paper_doi               10.1107/S1600536810027959
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C14 H14 N2 O2'
_chemical_formula_moiety         'C14 H14 N2 O2'
_chemical_formula_sum            'C14 H14 N2 O2'
_chemical_formula_weight         242.27
_chemical_name_systematic
;
<i>N</i>'-(3,4-Dimethylbenzylidene)furan-2-carbohydrazide
;
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.655(3)
_cell_length_b                   7.6304(15)
_cell_length_c                   19.020(4)
_cell_measurement_reflns_used    1563
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.10
_cell_volume                     2562.3(9)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       'phi and omega scans'
_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  0.1266
_diffrn_reflns_av_sigmaI/netI    0.0750
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            21744
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.10
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.256
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.146
_refine_diff_density_min         -0.212
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.898
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2921
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.898
_refine_ls_R_factor_all          0.1358
_refine_ls_R_factor_gt           0.0658
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1434
_refine_ls_wR_factor_ref         0.1773
_reflns_number_gt                1563
_reflns_number_total             2921
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb5553.cif
_cod_data_source_block           I
_cod_database_code               2226913
_cod_database_fobs_code          2226913