A regioselective synthesis of poly-substituted aryl triflones through self-promoting three component reaction
Hikaru Yanai; Masaya Fujita; Takeo Taguchi; Chem.Commun. 47 (2011) 7245–; doi:10.1039/c1cc12093j

data_7106554
_publ_section_title
;
 A regioselective synthesis of poly-substituted aryl triflones through
 self-promoting three component reaction
;
_journal_name_full               Chem.Commun.
_journal_page_first              7245
_journal_paper_doi               10.1039/c1cc12093j
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         'C12 H14 F6 O6 S2'
_chemical_formula_sum            'C12 H14 F6 O6 S2'
_chemical_formula_weight         432.35
_chemical_melting_point          89.0
_chemical_name_systematic
;
Ethyl 2-(6,6-bis(trifluoromethylsulfonyl)cyclohex-2-enyl)acetate
;
_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_date             '30 Jul 2010'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.767(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1916(10)
_cell_length_b                   12.7099(16)
_cell_length_c                   16.097(2)
_cell_measurement_reflns_used    4598
_cell_measurement_temperature    90
_cell_measurement_theta_max      27.60
_cell_measurement_theta_min      2.51
_cell_volume                     1660.6(4)
_computing_cell_refinement       'APEX2 (Bruker AXS, 2006)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction        'SAINT (Bruker AXS, 2004)'
_computing_molecular_graphics    'XSHEL (Bruker AXS,2002)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'Bruker APEXII CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Bruker Helios multilayer confocal mirror'
_diffrn_radiation_source         'Bruker TXS fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0213
_diffrn_reflns_av_sigmaI/netI    0.0267
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            9303
_diffrn_reflns_theta_full        27.64
_diffrn_reflns_theta_max         27.64
_diffrn_reflns_theta_min         2.05
_exptl_absorpt_coefficient_mu    0.413
_exptl_absorpt_correction_T_max  0.9331
_exptl_absorpt_correction_T_min  0.9002
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
Crystal Faces plugin in Bruker APEX2 software
;
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.729
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             880
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.647
_refine_diff_density_min         -0.458
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         3765
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0385
_refine_ls_R_factor_gt           0.0317
_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^)+(0.0339P)^2^+1.4602P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0757
_refine_ls_wR_factor_ref         0.0798
_reflns_number_gt                3260
_reflns_number_total             3765
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc12093j.txt
_cod_data_source_block           CBA06-3af
_cod_original_cell_volume        1660.5(4)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7106554