Enantioselective [5 + 1] cycloaddition of sulfur ylides and vinylethylene carbonates via synergistic palladium/chiral phosphonic acid catalysis
Ke, Miaolin; Zheng, Jinying; Zong, Jiayi; Tang, Keshuang; Wang, Jiahao; Zheng, Guohui; Zhang, Boxuan; Cheng, Dang; Ju, Zhiran; Chen, Fener; Chemical Science 16 (2025) 8108–8113; doi:10.1039/D5SC01050K

data_1574362
_publ_section_title
;
 Enantioselective [5 + 1] cycloaddition of sulfur ylides and vinylethylene
 carbonates via synergistic palladium/chiral phosphonic acid catalysis
;
_journal_issue                   18
_journal_name_full               'Chemical Science'
_journal_page_first              8108
_journal_page_last               8113
_journal_paper_doi               10.1039/D5SC01050K
_journal_volume                  16
_journal_year                    2025
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C22 H24 O2'
_chemical_formula_sum            'C22 H24 O2'
_chemical_formula_weight         320.41
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2024-09-29
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2024-11-30 deposited with the CCDC.	2025-03-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.78680(10)
_cell_length_b                   10.9259(2)
_cell_length_c                   21.3967(4)
_cell_measurement_reflns_used    9918
_cell_measurement_temperature    220.00
_cell_measurement_theta_max      68.133
_cell_measurement_theta_min      4.046
_cell_volume                     1820.38(5)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/2 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      220.00
_diffrn_detector                 CPAD
_diffrn_detector_area_resol_mean 7.41
_diffrn_detector_type            'Bruker PHOTON II'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 VENTURE Ius3.0'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_measurement_specimen_support 'MiTeGen micromount'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0518
_diffrn_reflns_av_unetI/netI     0.0206
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            36557
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         68.276
_diffrn_reflns_theta_min         4.544
_diffrn_source                   'Ius X-ray source'
_diffrn_source_current           1.1
_diffrn_source_power             0.05500000000000001
_diffrn_source_type              Ius
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.572
_exptl_absorpt_correction_T_max  0.7531
_exptl_absorpt_correction_T_min  0.6833
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1149 before and 0.0728 after correction.
The Ratio of minimum to maximum transmission is 0.9073.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.169
_exptl_crystal_description       bb
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.232
_refine_diff_density_min         -0.241
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details
;
 Flack x determined using 1040 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.11(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         3338
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0960
_refine_ls_R_factor_gt           0.0739
_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^)+(0.1171P)^2^+0.7437P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1845
_refine_ls_wR_factor_ref         0.2207
_reflns_Friedel_coverage         0.727
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                2645
_reflns_number_total             3338
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc01050k2.cif
_cod_data_source_block           240927_zjy_646
_cod_depositor_comments          'Adding full bibliography for 1574362.cif.'
_cod_database_code               1574362
_shelx_shelxl_version_number     2019/2
_shelx_estimated_absorpt_t_max   0.880
_shelx_estimated_absorpt_t_min   0.795
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C9(H9)
2.b Secondary CH2 refined with riding coordinates:
 C8(H8A,H8B), C10(H10A,H10B)
2.c Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C5(H5), C11(H11), C14(H14), C15(H15),
 C17(H17), C18(H18)
2.d Idealised Me refined as rotating group:
 C20(H20A,H20B,H20C), C21(H21A,H21B,H21C), C22(H22A,H22B,H22C)
;
_olex2_diffrn_ambient_temperature_device 'Oxford Cryostream 800'
_olex2_submission_special_instructions 'No special instructions were received'