Conformational Variations in Vinylsulfoximines
Briggs, Andrew D.; Clegg, William; Elsegood, Mark R.J.; Frampton, Christopher S.; Jackson, Richard F.W.; Acta Crystallographica Section C 54 (1998) 1335–1341; doi:10.1107/S0108270198004508

data_2007609
_publ_section_title
;
 Conformational Variations in Vinylsulfoximines
;
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1335
_journal_page_last               1341
_journal_paper_doi               10.1107/S0108270198004508
_journal_volume                  54
_journal_year                    1998
_chemical_formula_moiety         'C27 H35 N O3 S2 Si2'
_chemical_formula_sum            'C27 H35 N O3 S2 Si2'
_chemical_formula_weight         541.86
_chemical_name_systematic
;
 (E)-S-(2-trimethylsilylphenyl)-S-(2-phenyl-1-trimethylsilylethenyl)-
N-(p-tolylsulfonyl)sulfoximine
;
_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'
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.35(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.142(3)
_cell_length_b                   17.128(4)
_cell_length_c                   15.541(4)
_cell_measurement_reflns_used    32
_cell_measurement_temperature    160(2)
_cell_measurement_theta_max      12.44
_cell_measurement_theta_min      11.34
_cell_volume                     2917.6(13)
_computing_cell_refinement       DIF4
_computing_data_collection       'DIF4 (Stoe & Cie, 1988)'
_computing_data_reduction        'local programs'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  'SHELXTL and local programs'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1994)'
_diffrn_ambient_temperature      160(2)
_diffrn_measured_fraction_theta_full 0.958
_diffrn_measured_fraction_theta_max 0.958
_diffrn_measurement_device_type
'Stoe-Siemens diffractometer with Cryostream cooler (Cosier & Glazer, 1986)'
_diffrn_measurement_method
'\w/\q scans with on-line profile fitting (Clegg, 1981)'
_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  0.114
_diffrn_reflns_av_sigmaI/netI    0.095
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5466
_diffrn_reflns_theta_full        24.97
_diffrn_reflns_theta_max         24.97
_diffrn_reflns_theta_min         2.66
_diffrn_standards_decay_%        2.4
_diffrn_standards_interval_time  60
_diffrn_standards_number         4
_exptl_absorpt_coefficient_mu    0.292
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.27
_refine_diff_density_max         0.477
_refine_diff_density_min         -0.413
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    'H atoms riding'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     336
_refine_ls_number_reflns         5100
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.103
_refine_ls_R_factor_gt           0.068
_refine_ls_shift/su_max          0.050
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+25.4072P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.227
_reflns_number_gt                3599
_reflns_number_total             5100
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fg1428.cif
_cod_data_source_block           rfwj43
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2007609