Expedient synthesis of highly substituted 3,4-dihydro-1,2-oxathiine 2,2-dioxides and 1,2-oxathiine 2,2-dioxides: revisiting sulfene additions to enaminoketones.
Aiken, Stuart; Anozie, Kelechi; de Azevedo, Orlando D. C. C.; Cowen, Lewis; Edgar, Ross J. L.; Gabbutt, Christopher D.; Heron, B. Mark; Lawrence, Philippa A.; Mills, Abby J.; Rice, Craig R.; Urquhart, Mike W. J.; Zonidis, Dimitrios; Organic & biomolecular chemistry 17 (2019) 9585–9604; doi:10.1039/c9ob01657k

data_7157230
_publ_section_title
;
 Expedient synthesis of highly substituted 3,4-dihydro-1,2-oxathiine
 2,2-dioxides and 1,2-oxathiine 2,2-dioxides: revisiting sulfene additions
 to enaminoketones.
;
_journal_issue                   44
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              9585
_journal_page_last               9604
_journal_paper_doi               10.1039/c9ob01657k
_journal_volume                  17
_journal_year                    2019
_chemical_formula_moiety         'C24 H23 N O3 S'
_chemical_formula_sum            'C24 H23 N O3 S'
_chemical_formula_weight         405.52
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_Int_Tables_number      14
_audit_creation_date             2017-02-23
_audit_creation_method
;
Olex2 1.2
(compiled 2017.01.04 svn.r3372 for OlexSys, GUI svn.r5292)
;
_audit_update_record
;
2019-05-02 deposited with the CCDC.	2019-10-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.978(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.6018(7)
_cell_length_b                   12.4113(10)
_cell_length_c                   16.8115(14)
_cell_measurement_reflns_used    9037
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.51
_cell_measurement_theta_min      2.44
_cell_volume                     1988.6(3)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine (Bourhis et al., 2015)'
_diffrn_ambient_temperature      150.0
_diffrn_measured_fraction_theta_full 0.9952
_diffrn_measured_fraction_theta_max 0.9952
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0317
_diffrn_reflns_av_unetI/netI     0.0298
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            27462
_diffrn_reflns_theta_full        30.5141
_diffrn_reflns_theta_max         30.51
_diffrn_reflns_theta_min         2.33
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.189
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.3544
_exptl_crystal_description       block
_exptl_crystal_F_000             856.8844
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.4326
_refine_diff_density_min         -0.5538
_refine_diff_density_rms         0.0762
_refine_ls_d_res_high            0.6999
_refine_ls_d_res_low             8.7462
_refine_ls_goodness_of_fit_ref   1.0519
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    42
_refine_ls_number_parameters     263
_refine_ls_number_reflns         6044
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.0519
_refine_ls_R_factor_all          0.0512
_refine_ls_R_factor_gt           0.0396
_refine_ls_shift/su_max          0.0007
_refine_ls_shift/su_mean         0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0548P)^2^+0.8103P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1011
_refine_ls_wR_factor_ref         0.1086
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              11
_reflns_limit_h_min              -13
_reflns_limit_k_max              17
_reflns_limit_k_min              0
_reflns_limit_l_max              24
_reflns_limit_l_min              -10
_reflns_number_gt                5031
_reflns_number_total             6044
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            c9ob01657k2.cif
_cod_data_source_block           mo_CC_KAA4R_0m
_cod_original_sg_symbol_Hall     '-P 2ybc (x-z,y,z)'
_cod_database_code               7157230
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1), C2(H2)
2.b Aromatic/amide H refined with riding coordinates:
 C6(H6), C7(H7), C8(H8), C9(H9), C10(H10), C12(H12), C13(H13), C14(H14),
 C15(H15), C16(H16), C18(H18), C19(H19), C20(H20), C21(H21), C22(H22)
2.c Idealised Me refined as rotating group:
 C23(H23a,H23b,H23c), C24(H24a,H24b,H24c)
;
_olex2_submission_special_instructions 'No special instructions were received'