Diastereoselective Synthesis of CF(3)-Substituted, Epoxide-Fused Heterocycles with β-(Trifluoromethyl)vinylsulfonium Salts.
Fritz, Sven P.; West, Thomas H.; McGarrigle, Eoghan M.; Aggarwal, Varinder K.; Organic letters 14 (2012) 6370–6373; doi:10.1021/ol303200n

data_1508813
_publ_section_title
;
 Diastereoselective Synthesis of CF(3)-Substituted, Epoxide-Fused
 Heterocycles with \b-(Trifluoromethyl)vinylsulfonium Salts.
;
_journal_issue                   24
_journal_name_full               'Organic letters'
_journal_page_first              6370
_journal_page_last               6373
_journal_paper_doi               10.1021/ol303200n
_journal_volume                  14
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C13 H13 F3 N2 O5 S'
_chemical_formula_sum            'C13 H13 F3 N2 O5 S'
_chemical_formula_weight         366.31
_space_group_IT_number           4
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 109.454(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2358(9)
_cell_length_b                   12.4002(10)
_cell_length_c                   11.5916(9)
_cell_measurement_reflns_used    8270
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.18
_cell_measurement_theta_min      2.19
_cell_volume                     1522.8(2)
_computing_cell_refinement       'Bruker Apex2'
_computing_data_collection       'Bruker Apex2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker ShelXTL'
_computing_publication_material  'Bruker ShelXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Apex II kappa CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0432
_diffrn_reflns_av_sigmaI/netI    0.0445
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            25615
_diffrn_reflns_theta_full        27.66
_diffrn_reflns_theta_max         27.66
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    0.275
_exptl_absorpt_correction_T_max  0.6468
_exptl_absorpt_correction_T_min  0.5621
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.598
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.963
_refine_diff_density_min         -0.289
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     438
_refine_ls_number_reflns         7064
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0455
_refine_ls_R_factor_gt           0.0401
_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^)+(0.0705P)^2^+0.0743P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1056
_refine_ls_wR_factor_ref         0.1095
_reflns_number_gt                6419
_reflns_number_total             7064
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol303200n_si_003.cif
_cod_data_source_block           sv432_f1_0m
_cod_database_code               1508813