(8-Benzoyl-2,7-diethoxynaphthalen-1-yl)(phenyl)methanone
Isogai, Atsumi; Tsumuki, Takehiro; Murohashi, Shun; Okamoto, Akiko; Yonezawa, Noriyuki; Acta Crystallographica Section E 69 (2013) o71–; doi:10.1107/S1600536812049963

data_2237232
_publ_section_title
;
 (8-Benzoyl-2,7-diethoxynaphthalen-1-yl)(phenyl)methanone
;
_journal_coeditor_code           SU2538
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o71
_journal_paper_doi               10.1107/S1600536812049963
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C28 H24 O4'
_chemical_formula_moiety         'C28 H24 O4'
_chemical_formula_sum            'C28 H24 O4'
_chemical_formula_weight         424.47
_chemical_name_systematic
;
(8-Benzoyl-2,7-diethoxynaphthalen-1-yl)(phenyl)methanone
;
_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                 106.0430(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.92185(14)
_cell_length_b                   20.6794(4)
_cell_length_c                   14.2130(3)
_cell_measurement_reflns_used    37233
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      68.26
_cell_measurement_theta_min      3.23
_cell_volume                     2237.68(8)
_computing_cell_refinement       'PROCESS-AUTO (Rigaku, 1998)'
_computing_data_collection       'PROCESS-AUTO (Rigaku, 1998)'
_computing_data_reduction        'PROCESS-AUTO (Rigaku, 1998)'
_computing_molecular_graphics    'ORTEPIII (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    '<i>IL MILIONE</i> (Burla <i>et al.</i>, 2007)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0407
_diffrn_reflns_av_sigmaI/netI    0.0143
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            39782
_diffrn_reflns_theta_full        68.21
_diffrn_reflns_theta_max         68.21
_diffrn_reflns_theta_min         3.88
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.670
_exptl_absorpt_correction_T_max  0.9360
_exptl_absorpt_correction_T_min  0.6892
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
(<i>NUMABS</i>; Higashi, 1999)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.260
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             896
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.234
_refine_diff_density_min         -0.157
_refine_ls_extinction_coef       0.0075(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     292
_refine_ls_number_reflns         4076
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0374
_refine_ls_R_factor_gt           0.0348
_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^)+(0.0439P)^2^+0.5163P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0886
_refine_ls_wR_factor_ref         0.0905
_reflns_number_gt                3736
_reflns_number_total             4076
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            su2538.cif
_cod_data_source_block           I
_cod_original_cell_volume        2237.68(7)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2237232
_cod_database_fobs_code          2237232