2,4-Bis[2-chloro-4-(trifluoromethyl)phenoxy]-1-nitrobenzene
Gao, Shan; Ng, Seik Weng; Acta Crystallographica Section E 61 (2005) o3763–o3764; doi:10.1107/S1600536805032769

data_2207337
_publ_section_title
;
 2,4-Bis[2-chloro-4-(trifluoromethyl)phenoxy]-1-nitrobenzene
;
_journal_coeditor_code           SG6036
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3763
_journal_page_last               o3764
_journal_paper_doi               10.1107/S1600536805032769
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C20 H9 Cl2 F6 N O4'
_chemical_formula_moiety         'C20 H9 Cl2 F6 N O4'
_chemical_formula_sum            'C20 H9 Cl2 F6 N O4'
_chemical_formula_weight         512.18
_chemical_name_systematic
;
Bis-2,4-(2-chloro-4-trifluromethylphenoxy)-1-nitrobenzene
;
_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                 101.88(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.056(3)
_cell_length_b                   9.074(2)
_cell_length_c                   13.544(3)
_cell_measurement_reflns_used    15755
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     2051.3(8)
_computing_cell_refinement       'RAPID AUTO'
_computing_data_collection       'RAPID AUTO (Rigaku, 1998)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2002)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.99
_diffrn_measured_fraction_theta_max 0.99
_diffrn_measurement_device_type  'Rigaku R-AXIS-RAPID IP'
_diffrn_measurement_method       \w
_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  0.022
_diffrn_reflns_av_sigmaI/netI    0.021
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            18242
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         3.1
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.400
_exptl_absorpt_correction_T_max  0.928
_exptl_absorpt_correction_T_min  0.519
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.658
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.44
_refine_diff_density_min         -0.39
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.08
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     354
_refine_ls_number_reflns         4666
_refine_ls_number_restraints     138
_refine_ls_restrained_S_all      1.31
_refine_ls_R_factor_all          0.068
_refine_ls_R_factor_gt           0.051
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0873P)^2^+0.4142P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.153
_refine_ls_wR_factor_ref         0.164
_reflns_number_gt                3310
_reflns_number_total             4666
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sg6036.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        2051.5(7)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2207337
_cod_database_fobs_code          2207337