Can acyclic conformational control be achieved via a sulfur–fluorine gauche effect?
Thiehoff, C.; Holland, M. C.; Daniliuc, C.; Houk, K. N.; Gilmour, R.; Chem. Sci. 6 (2015) 3565–; doi:10.1039/C5SC00871A

data_1519419
_publ_section_title
;
 Can acyclic conformational control be achieved via a sulfur--fluorine
 gauche effect?
;
_journal_issue                   6
_journal_name_full               'Chem. Sci.'
_journal_page_first              3565
_journal_paper_doi               10.1039/C5SC00871A
_journal_volume                  6
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_sum            'C17 H17 F O S'
_chemical_formula_weight         288.36
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2015-02-06 deposited with the CCDC.
2015-04-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4841(3)
_cell_length_b                   9.9993(3)
_cell_length_c                   14.7157(5)
_cell_measurement_reflns_used    1324
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      75.5807
_cell_measurement_theta_min      22.7152
_cell_volume                     1395.55(8)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection
;
APEX2 v.2014.1-1 (Bruker AXS Inc., 2014)

;
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'XP (Sheldrick, 2014)'
_computing_publication_material  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON 100 CMOS'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'MX mirror'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0254
_diffrn_reflns_av_unetI/netI     0.0386
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            6088
_diffrn_reflns_theta_full        68.28
_diffrn_reflns_theta_max         68.28
_diffrn_reflns_theta_min         5.35
_diffrn_source                   'Cu ImS'
_diffrn_source_type              'micro focus tube'
_exptl_absorpt_coefficient_mu    2.096
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.60
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/2, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.372
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             608
_exptl_crystal_size_max          0.347
_exptl_crystal_size_mid          0.323
_exptl_crystal_size_min          0.148
_refine_diff_density_max         0.232
_refine_diff_density_min         -0.261
_refine_ls_abs_structure_details
;
Flack x determined using 978 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.029(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2488
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0274
_refine_ls_R_factor_gt           0.0265
_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^)+(0.0319P)^2^+0.2287P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0665
_refine_ls_wR_factor_ref         0.0670
_reflns_number_gt                2423
_reflns_number_total             2488
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5sc00871a2.cif
_cod_data_source_block           gil7668
_cod_depositor_comments
'Adding full bibliography for 1519418--1519422.cif.'
_cod_database_code               1519419
_shelx_res_checksum              77771
_shelx_hkl_checksum              47984