1,5-Bis(4-chlorophenyl)-3-phenylpentane-1,5-dione
Xue-Xia Mo; Zheng-Feng Xie; Fang-Ming Liu; Acta Crystallographica Section E 63 (2007) o2804–o2804; doi:10.1107/S1600536807020405

data_2213686
_publ_section_title
;
 1,5-Bis(4-chlorophenyl)-3-phenylpentane-1,5-dione
;
_journal_coeditor_code           BT2349
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2804
_journal_page_last               o2804
_journal_paper_doi               10.1107/S1600536807020405
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C23 H18 Cl2 O2'
_chemical_formula_moiety         'C23 H18 Cl2 O2'
_chemical_formula_sum            'C23 H18 Cl2 O2'
_chemical_formula_weight         397.27
_chemical_name_systematic
;
1,5-Bis(4-chlorophenyl)-3-phenylpentane-1,5-dione
;
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.6160(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.5591(4)
_cell_length_b                   10.7610(3)
_cell_length_c                   11.6784(3)
_cell_measurement_reflns_used    17167
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      3.08
_cell_volume                     1915.28(9)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku, 2004)'
_computing_data_reduction        RAPID-AUTO
_computing_molecular_graphics    'SHELXTL (Bruker, 2001)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku R-AXIS SPIDER'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0178
_diffrn_reflns_av_sigmaI/netI    0.0157
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            18363
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.08
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.354
_exptl_absorpt_correction_T_max  0.9841
_exptl_absorpt_correction_T_min  0.7895
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.378
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.551
_refine_diff_density_min         -0.565
_refine_ls_extinction_coef       0.0082(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         4359
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0381
_refine_ls_R_factor_gt           0.0358
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0463P)^2^+1.0487P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0941
_refine_ls_wR_factor_ref         0.0955
_reflns_number_gt                4090
_reflns_number_total             4359
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt2349.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               2213686
_cod_database_fobs_code          2213686