Benzaldehyde 2,4-dinitrophenylhydrazone
Shang Shan; Duan-Jun Xu; Chen-Hsiung Hung; Jing-Yun Wu; Michael Y. Chiang; Acta Crystallographica Section C 59 (2003) o135–o136; doi:10.1107/S0108270103002464

data_2013150
_publ_section_title
;
 Benzaldehyde 2,4-dinitrophenylhydrazone
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o135
_journal_page_last               o136
_journal_paper_doi               10.1107/S0108270103002464
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C13 H10 N4 O4'
_chemical_formula_moiety         'C13 H10 N4 O4'
_chemical_formula_sum            'C13 H10 N4 O4'
_chemical_formula_weight         286.25
_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                 92.596(15)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.290(3)
_cell_length_b                   6.825(3)
_cell_length_c                   14.3316(18)
_cell_measurement_reflns_used    24
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      10.8
_cell_measurement_theta_min      4.9
_cell_volume                     1298.6(7)
_computing_cell_refinement       MSC/AFC
_computing_data_collection
'MSC/AFC (Molecular Structure Corporation, 1992)'
_computing_data_reduction
'TEXSAN (Molecular Structure Corporation, 1985)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1993)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Rigaku AFC-7S'
_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     0.71069
_diffrn_reflns_av_R_equivalents  0.0526
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            2677
_diffrn_reflns_theta_full        26.0
_diffrn_reflns_theta_max         26.0
_diffrn_reflns_theta_min         2.8
_diffrn_standards_decay_%        0.2
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.18
_refine_diff_density_min         -0.16
_refine_ls_extinction_coef       0.016(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         2564
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.112
_refine_ls_R_factor_gt           0.040
_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^)+(0.0715P)^2^+0.0073P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.111
_refine_ls_wR_factor_ref         0.141
_reflns_number_gt                1258
_reflns_number_total             2564
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fr1407.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2013150
_cod_database_fobs_code          2013150