(3,5-Dimethylphenyl)[8-(3,5-dimethylbenzoyl)-2,7-dimethoxynaphthalen-1-yl]methanone
Muto, Toyokazu; Sasagawa, Kosuke; Okamoto, Akiko; Oike, Hideaki; Yonezawa, Noriyuki; Acta Crystallographica Section E 68 (2012) o1200–; doi:10.1107/S1600536812012202

data_2234162
_publ_section_title
;
 (3,5-Dimethylphenyl)[8-(3,5-dimethylbenzoyl)-2,7-dimethoxynaphthalen-1-yl]methanone
;
_journal_coeditor_code           FB2243
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1200
_journal_paper_doi               10.1107/S1600536812012202
_journal_volume                  68
_journal_year                    2012
_chemical_formula_moiety         'C30 H28 O4'
_chemical_formula_sum            'C30 H28 O4'
_chemical_formula_weight         452.52
_chemical_melting_point_gt       576
_chemical_melting_point_lt       580
_chemical_name_common
;
1,8-Bis(3,5-dimethylbenzoyl)-2,7-dimethoxynaphthalene
;
_chemical_name_systematic
;
(3,5-Dimethylphenyl)[8-(3,5-dimethylbenzoyl)-
2,7-dimethoxynaphthalen-1-yl]methanone
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 110.69
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.4659(3)
_cell_length_b                   8.27808(10)
_cell_length_c                   15.8244(2)
_cell_measurement_reflns_used    38875
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      68.23
_cell_measurement_theta_min      2.98
_cell_volume                     2385.49(6)
_computing_cell_refinement       '<i>PROCESS-AUTO</i> (Rigaku, 1998)'
_computing_data_collection       '<i>PROCESS-AUTO</i> (Rigaku, 1998)'
_computing_data_reduction        'CrystalStructure (Rigaku/MSC, 2004)'
_computing_molecular_graphics    '<i>ORTEPIII</i> (Burnett & Johnson, 1996)'
_computing_publication_material  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SIR2004</i> (Burla <i>et al.</i> , 2005)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0114
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            43008
_diffrn_reflns_theta_full        68.24
_diffrn_reflns_theta_max         68.24
_diffrn_reflns_theta_min         4.86
_exptl_absorpt_coefficient_mu    0.659
_exptl_absorpt_correction_T_max  0.9370
_exptl_absorpt_correction_T_min  0.7340
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
(NUMABS; Higashi, 1999)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.260
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.224
_refine_diff_density_min         -0.162
_refine_ls_extinction_coef       0.0036(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     '<i>SHELXL97</i> (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    106
_refine_ls_number_parameters     314
_refine_ls_number_reflns         4360
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0384
_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^)+(0.0691P)^2^+0.4917P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1142
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                3884
_reflns_number_total             4360
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            fb2243.cif
_cod_data_source_block           I
_cod_original_cell_volume        2385.46(6)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2234162
_cod_database_fobs_code          2234162