2-(4-Fluorophenyl)-2<i>H</i>-chromen-4(3<i>H</i>)-one
Wera, Michał; Chalyi, Andriy G.; Roshal, Alexander D.; Błażejowski, Jerzy; Acta Crystallographica Section E 68 (2012) o253–o254; doi:10.1107/S160053681105464X

data_2233674
_publ_section_title
;
 2-(4-Fluorophenyl)-2<i>H</i>-chromen-4(3<i>H</i>)-one
;
_journal_coeditor_code           XU5408
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o253
_journal_page_last               o254
_journal_paper_doi               10.1107/S160053681105464X
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C15 H11 F O2'
_chemical_formula_moiety         'C15 H11 F O2'
_chemical_formula_sum            'C15 H11 F O2'
_chemical_formula_weight         242.24
_chemical_name_systematic
;
2-(4-Fluorophenyl)-2<i>H</i>-chromen-4(3<i>H</i>)-one
;
_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                 91.630(11)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.7896(13)
_cell_length_b                   5.2309(8)
_cell_length_c                   19.740(3)
_cell_measurement_reflns_used    2163
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.05
_cell_measurement_theta_min      3.46
_cell_volume                     1216.9(3)
_computing_cell_refinement
'<i>CrysAlis RED</i> (Oxford Diffraction, 2008)'
_computing_data_collection
'<i>CrysAlis CCD</i> (Oxford Diffraction, 2008)'
_computing_data_reduction
'<i>CrysAlis RED</i> (Oxford Diffraction, 2008)'
_computing_molecular_graphics    '<i>ORTEP-3</i> (Farrugia, 1997)'
_computing_publication_material
'<i>SHELXL97</i> (Sheldrick, 2008) and <i>PLATON</i> (Spek, 2009)'
_computing_structure_refinement  '<i>SHELXL97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 10.4002
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Oxford Diffraction Gemini R Ultra Ruby CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0804
_diffrn_reflns_av_sigmaI/netI    0.0771
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            7630
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         3.46
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.953
_exptl_absorpt_correction_T_min  0.919
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(CrysAlis RED; Oxford Diffraction, 2008)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.322
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.178
_refine_diff_density_min         -0.173
_refine_ls_extinction_coef       0.021(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   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         2163
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.1280
_refine_ls_R_factor_gt           0.0556
_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^)+(0.0555P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1197
_refine_ls_wR_factor_ref         0.1601
_reflns_number_gt                1080
_reflns_number_total             2163
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            xu5408.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2233674
_cod_database_fobs_code          2233674