Enantioselective [3 + 2] Annulation of Enals with 2-Aminoacrylates Catalyzed by N-Heterocyclic Carbene
Li, Xing-Shuo; Zhao, Liang-Liang; Wang, Xiao-Ke; Cao, Li−Li; Shi, Xiao-Qian; Zhang, Rui; Qi, Jing; Organic Letters  (2017) –; doi:10.1021/acs.orglett.7b01860

data_1546528
_publ_section_title
;
 Enantioselective [3 + 2] Annulation of Enals with 2-Aminoacrylates
 Catalyzed by N-Heterocyclic Carbene
;
_journal_name_full               'Organic Letters'
_journal_paper_doi               10.1021/acs.orglett.7b01860
_journal_year                    2017
_chemical_formula_moiety         'C21 H23 N O5 S'
_chemical_formula_sum            'C21 H23 N O5 S'
_chemical_formula_weight         401.46
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-07-18
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.6097(11)
_cell_length_b                   8.9853(4)
_cell_length_c                   21.9169(8)
_cell_measurement_reflns_used    1317
_cell_measurement_temperature    298.84(10)
_cell_measurement_theta_max      23.2390
_cell_measurement_theta_min      3.5030
_cell_volume                     4058.7(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      298.84(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0733
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
;
  1 omega    4.00   51.25   1.0500    4.0000
omega____ theta____ kappa____ phi______ frames
    -       22.7867  -99.0000 -150.0000 45

  2 omega  -53.00   54.10   1.0500    4.0000
omega____ theta____ kappa____ phi______ frames
    -       22.7867  -19.0000 -120.0000 102
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0247435000
_diffrn_orient_matrix_UB_12      -0.0315640000
_diffrn_orient_matrix_UB_13      -0.0184004000
_diffrn_orient_matrix_UB_21      0.0069486000
_diffrn_orient_matrix_UB_22      -0.0713025000
_diffrn_orient_matrix_UB_23      0.0122673000
_diffrn_orient_matrix_UB_31      -0.0228892000
_diffrn_orient_matrix_UB_32      0.0124351000
_diffrn_orient_matrix_UB_33      0.0236167000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0519
_diffrn_reflns_av_unetI/netI     0.0745
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            9768
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         3.50
_diffrn_source                   'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.191
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83285
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.314
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.465
_refine_diff_density_min         -0.324
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         3981
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1231
_refine_ls_R_factor_gt           0.0633
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0557P)^2^+1.7162P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1358
_refine_ls_wR_factor_ref         0.1752
_reflns_number_gt                2190
_reflns_number_total             3981
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol7b01860_si_002.cif
_cod_data_source_block           qijing_0718
_cod_original_cell_volume        4058.6(3)
_cod_database_code               1546528
_reflns_odcompleteness_completeness 99.57
_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
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C7(H7)
2.b Secondary CH2 refined with riding coordinates:
 C8(H8A,H8B), C13(H13A,H13B)
2.c Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C5(H5), C16(H16), C17(H17), C19(H19), C20(H20)
2.d Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C14(H14A,H14B,H14C), C21(H21A,H21B,H21C)
;
_olex2_date_sample_data_collection 2016-07-18
_olex2_submission_special_instructions 'No special instructions were received'