(Biphenyl-4-yl)[2-(4-methylbenzoyl)phenyl]methanone
Silambarasan, V.; Srinivasan, T.; Sivasakthikumaran, S.; Mohanakrishnan, A. K.; Velmurugan, D.; Acta Crystallographica Section E 67 (2011) o3276–; doi:10.1107/S1600536811047131

data_2232593
_publ_section_title
;
 (Biphenyl-4-yl)[2-(4-methylbenzoyl)phenyl]methanone
;
_journal_coeditor_code           BT5706
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3276
_journal_paper_doi               10.1107/S1600536811047131
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C27 H20 O2'
_chemical_formula_moiety         'C27 H20 O2'
_chemical_formula_sum            'C27 H20 O2'
_chemical_formula_weight         376.43
_chemical_name_systematic
;
(Biphenyl-4-yl)[2-(4-methylbenzoyl)phenyl]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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.4540(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.2591(5)
_cell_length_b                   7.7624(2)
_cell_length_c                   11.4312(2)
_cell_measurement_reflns_used    4860
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.32
_cell_measurement_theta_min      1.85
_cell_volume                     1958.44(8)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker SMART APEXII area-detector'
_diffrn_measurement_method       '\w and \f scans'
_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  0.0320
_diffrn_reflns_av_sigmaI/netI    0.0253
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            18479
_diffrn_reflns_theta_full        28.32
_diffrn_reflns_theta_max         28.32
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.260
_refine_diff_density_min         -0.196
_refine_ls_extinction_coef       0.0107(16)
_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   1.012
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         4860
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0638
_refine_ls_R_factor_gt           0.0472
_refine_ls_shift/su_max          0.030
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0727P)^2^+0.5102P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1324
_refine_ls_wR_factor_ref         0.1471
_reflns_number_gt                3695
_reflns_number_total             4860
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt5706.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2232593
_cod_database_fobs_code          2232593