Bi(OTf)3-Mediated Intramolecular Olefinic Cyclization: Synthesis of Substituted Aryl-Dihydronaphthalenes and Indenes.
Chan, Chieh-Kai; Hsueh, Nai-Chen; Tsai, Yu-Lin; Chang, Meng-Yang; The Journal of organic chemistry 82 (2017) 7077–7084; doi:10.1021/acs.joc.7b01278

data_4032587
_publ_section_title
;
 Bi(OTf)3-Mediated Intramolecular Olefinic Cyclization: Synthesis of
 Substituted Aryl-Dihydronaphthalenes and Indenes.
;
_journal_issue                   13
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              7077
_journal_page_last               7084
_journal_paper_doi               10.1021/acs.joc.7b01278
_journal_volume                  82
_journal_year                    2017
_chemical_formula_sum            'C18 H18 O2'
_chemical_formula_weight         266.32
_space_group_crystal_system      orthorhombic
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                   20.772(2)
_cell_length_b                   7.4286(8)
_cell_length_c                   18.5851(17)
_cell_measurement_reflns_used    2667
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.8194
_cell_measurement_theta_min      2.4011
_cell_volume                     2867.8(5)
_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 0.998
_diffrn_measured_fraction_theta_max 0.997
_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  0.0713
_diffrn_reflns_av_unetI/netI     0.0609
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            23855
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.473
_diffrn_reflns_theta_min         1.961
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_T_max  0.9485
_exptl_absorpt_correction_T_min  0.8551
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2014/4 (Bruker AXS Inc.)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Lump
_exptl_crystal_F_000             1136
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.389
_refine_diff_density_min         -0.219
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     183
_refine_ls_number_reflns         2953
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.1256
_refine_ls_R_factor_gt           0.0908
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1703P)^2^+1.9216P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2756
_refine_ls_wR_factor_ref         0.3111
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1881
_reflns_number_total             2953
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo7b01278_si_002.cif
_cod_data_source_block           150934_compound_4a
_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 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 4032587--4032592.cif.
;
_cod_database_code               4032587
_shelxl_version_number           2014/6
_shelx_res_checksum              41092
_shelx_hkl_checksum              63405