Synthesis of 1-Aryltetralins and 1-Arylnaphthalenes via (4 + 2) Annulation of β-Ketosulfones with Styryl Bromides.
Chang, Meng-Yang; Cheng, Yu-Chieh; Organic letters 18 (2016) 1682–1685; doi:10.1021/acs.orglett.6b00603

data_1543006
_publ_section_title
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 Synthesis of 1-Aryltetralins and 1-Arylnaphthalenes via (4 + 2)
 Annulation of \b-Ketosulfones with Styryl Bromides.
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_journal_issue                   7
_journal_name_full               'Organic letters'
_journal_page_first              1682
_journal_page_last               1685
_journal_paper_doi               10.1021/acs.orglett.6b00603
_journal_volume                  18
_journal_year                    2016
_chemical_formula_sum            'C34 H24 Br2 F2'
_chemical_formula_weight         630.35
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   8.290(3)
_cell_length_b                   16.342(6)
_cell_length_c                   39.875(12)
_cell_measurement_reflns_used    4084
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.2637
_cell_measurement_theta_min      2.4926
_cell_volume                     5402(3)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 (Bruker AXS, 2010)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1024
_diffrn_reflns_av_unetI/netI     0.0662
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       49
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            44694
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.522
_diffrn_reflns_theta_min         2.043
_exptl_absorpt_coefficient_mu    3.037
_exptl_absorpt_correction_T_max  0.9485
_exptl_absorpt_correction_T_min  0.7789
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2014/4 (Bruker AXS Inc.)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.550
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Lump
_exptl_crystal_F_000             2528
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.323
_refine_diff_density_min         -0.433
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     343
_refine_ls_number_reflns         5568
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0961
_refine_ls_R_factor_gt           0.0461
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0282P)^2^+4.3786P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0869
_refine_ls_wR_factor_ref         0.1015
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3406
_reflns_number_total             5568
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol6b00603_si_007.cif
_cod_data_source_block           mo_151142_0m_a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 
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_cod_database_code               1543006
_shelxl_version_number           2014/6
_shelx_res_checksum              54067
_shelx_hkl_checksum              40232