6-(2-Hydroxyanilinomethylene)-4-nitrocyclohexa-2,4-dien-1-one
Böhme, Uwe; Fels, Sabine; Acta Crystallographica Section E 64 (2008) o178–o178; doi:10.1107/S160053680706429X

data_2217258
_publ_section_title
;
 6-(2-Hydroxyanilinomethylene)-4-nitrocyclohexa-2,4-dien-1-one
;
_journal_coeditor_code           PV2054
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o178
_journal_page_last               o178
_journal_paper_doi               10.1107/S160053680706429X
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C13 H10 N2 O4'
_chemical_formula_moiety         'C13 H10 N2 O4'
_chemical_formula_sum            'C13 H10 N2 O4'
_chemical_formula_weight         258.23
_chemical_melting_point          528
_chemical_name_systematic
;
6-(2-Hydroxyanilinomethylene)-4-nitrocyclohexa-2,4-dien-1-one
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 93.790(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.3445(3)
_cell_length_b                   23.7378(10)
_cell_length_c                   7.8450(3)
_cell_measurement_reflns_used    3470
_cell_measurement_temperature    303(2)
_cell_measurement_theta_max      28.17
_cell_measurement_theta_min      3.33
_cell_volume                     1178.91(9)
_computing_cell_refinement       'SMART (Bruker, 2004)'
_computing_data_collection       'SMART (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'ORTEP3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      303(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0246
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            9006
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.110
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.455
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.133
_refine_diff_density_min         -0.172
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2273
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0730
_refine_ls_R_factor_gt           0.0419
_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^)+(0.0575P)^2^+0.0914P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1040
_refine_ls_wR_factor_ref         0.1148
_reflns_number_gt                1523
_reflns_number_total             2273
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            pv2054.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_cell_volume        1178.90(9)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2217258
_cod_database_fobs_code          2217258