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_1508812
_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_formula_sum            'C13 H14 F3 N O3 S'
_chemical_formula_weight         321.31
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.110(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.2452(9)
_cell_length_b                   27.662(5)
_cell_length_c                   9.8539(17)
_cell_measurement_reflns_used    9304
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      66.15
_cell_measurement_theta_min      4.84
_cell_volume                     1402.9(4)
_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 0.982
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker Microstar Pt 135 CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0496
_diffrn_reflns_av_sigmaI/netI    0.0182
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            31819
_diffrn_reflns_theta_full        66.37
_diffrn_reflns_theta_max         66.37
_diffrn_reflns_theta_min         3.20
_exptl_absorpt_coefficient_mu    2.488
_exptl_absorpt_correction_T_max  0.6607
_exptl_absorpt_correction_T_min  0.4325
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.521
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.271
_refine_diff_density_min         -0.365
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         2423
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0309
_refine_ls_R_factor_gt           0.0306
_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^)+(0.0388P)^2^+0.8116P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0810
_refine_ls_wR_factor_ref         0.0812
_reflns_number_gt                2392
_reflns_number_total             2423
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol303200n_si_002.cif
_cod_data_source_block           sv_thw_1_0m
_cod_depositor_comments
;
 Removing the '_space_group_name_alt ' data item since it was not found
 in the core CIF dictionary and the same information was already provided in
 the official space group data items. No information was lost by removing this
 data item.

 Antanas Vaitkus,
 2017-03-06
;
_cod_database_code               1508812