2,4,5,6-Tetramethyl-3-phenylsulfinyl-1-benzofuran
Seo, Pil Ja; Choi, Hong Dae; Son, Byeng Wha; Lee, Uk; Acta Crystallographica Section E 67 (2011) o1512–; doi:10.1107/S1600536811018952

data_2230397
_publ_section_title
;
 2,4,5,6-Tetramethyl-3-phenylsulfinyl-1-benzofuran
;
_journal_coeditor_code           JJ2090
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1512
_journal_paper_doi               10.1107/S1600536811018952
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C18 H18 O2 S'
_chemical_formula_moiety         'C18 H18 O2 S'
_chemical_formula_sum            'C18 H18 O2 S'
_chemical_formula_weight         298.38
_chemical_name_systematic
;
2,4,5,6-Tetramethyl-3-phenylsulfinyl-1-benzofuran
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 99.740(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.2611(5)
_cell_length_b                   6.0661(2)
_cell_length_c                   17.2436(7)
_cell_measurement_reflns_used    7044
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.40
_cell_volume                     1470.23(9)
_computing_cell_refinement       '<i>SAINT</i> (Bruker, 2009)'
_computing_data_collection       '<i>APEX2</i> (Bruker, 2009)'
_computing_data_reduction        '<i>SAINT</i> (Bruker, 2009)'
_computing_molecular_graphics
'<i>ORTEP-3</i> (Farrugia, 1997) and <i>DIAMOND</i> (Brandenburg, 1998)'
_computing_publication_material  '<i>SHELXL97</i> (Bruker, 2009)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEXII CCD'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  'graphite multilayer'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0500
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            25036
_diffrn_reflns_theta_full        27.58
_diffrn_reflns_theta_max         27.58
_diffrn_reflns_theta_min         1.45
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.222
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6222
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.348
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             632
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.200
_refine_diff_density_min         -0.559
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     188
_refine_ls_number_reflns         3397
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0671
_refine_ls_R_factor_gt           0.0581
_refine_ls_shift/su_max          0.001
_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^+1.9351P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1489
_refine_ls_wR_factor_ref         0.1550
_reflns_number_gt                2888
_reflns_number_total             3397
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jj2090.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2230397
_cod_database_fobs_code          2230397