Atroposelective Construction of Axially Chiral Enamides via N‑Allylic Alkylation
Li, Xin; Zhou, Qianyi; Chemical Communications  (2022) –; doi:10.1039/D2CC01000C

data_7129862
_publ_section_title
;
 Atroposelective Construction of Axially Chiral Enamides via
 N&#x2011;Allylic Alkylation
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D2CC01000C
_journal_year                    2022
_chemical_formula_moiety         'C31 H31 I N2 O5'
_chemical_formula_sum            'C31 H31 I N2 O5'
_chemical_formula_weight         638.48
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-10-11
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-10-14 deposited with the CCDC.	2022-03-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.045(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.2462(3)
_cell_length_b                   13.0571(3)
_cell_length_c                   23.0265(7)
_cell_measurement_reflns_used    12001
_cell_measurement_temperature    113.15
_cell_measurement_theta_max      32.2990
_cell_measurement_theta_min      2.3440
_cell_volume                     2764.50(14)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      113.15
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w   -120.00  60.00   1.00    1.00    --  -30.00  45.00   0.00  180
  2  \w   -120.00  30.00   1.00    1.00    --  -30.00  45.00  90.00  150
  3  \w   -120.00   0.00   1.00    1.00    --  -30.00  45.00 180.00  120
;
_diffrn_measurement_device       'abstract diffractometer'
_diffrn_measurement_device_type  'Rigaku Saturn 70 CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0124408000
_diffrn_orient_matrix_UB_12      0.0129004000
_diffrn_orient_matrix_UB_13      0.0300562000
_diffrn_orient_matrix_UB_21      0.0236900000
_diffrn_orient_matrix_UB_22      -0.0507295000
_diffrn_orient_matrix_UB_23      0.0064936000
_diffrn_orient_matrix_UB_31      0.0723201000
_diffrn_orient_matrix_UB_32      0.0144814000
_diffrn_orient_matrix_UB_33      -0.0038596000
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0452
_diffrn_reflns_av_unetI/netI     0.0392
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            20680
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         2.366
_diffrn_source                   'rotating anode'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.202
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.79955
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)'
_exptl_crystal_density_diffrn    1.534
_exptl_crystal_description       block
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.13
_refine_diff_density_max         1.962
_refine_diff_density_min         -0.693
_refine_diff_density_rms         0.086
_refine_ls_extinction_coef       0.00171(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     353
_refine_ls_number_reflns         5642
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0461
_refine_ls_R_factor_gt           0.0377
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0227P)^2^+5.4064P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0785
_refine_ls_wR_factor_ref         0.0829
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4906
_reflns_number_total             5642
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc01000c2.cif
_cod_data_source_block           r20211010b
_cod_database_code               7129862
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C11 H10 N O'
_shelx_estimated_absorpt_t_max   0.859
_shelx_estimated_absorpt_t_min   0.778
_reflns_odcompleteness_completeness 99.93
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1), C3(H3), C8(H8)
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C4(H4A,H4B), C6(H6A,H6B), C7(H7A,H7B), C9(H9A,H9B), C10(H10A,
 H10B), C14(H14A,H14B), C17(H17A,H17B), C18(H18A,H18B)
2.c Aromatic/amide H refined with riding coordinates:
 C20(H20), C21(H21), C22(H22), C23(H23), C27(H27), C28(H28), C30(H30), C31(H31)
2.d X=CH2 refined with riding coordinates:
 C13(H13A,H13B)
;
_shelx_res_checksum              61540
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.192
_oxdiff_exptl_absorpt_empirical_full_min 0.808