Phosphine-Promoted [3 + 3] Annulations of Aziridines With Allenoates: Facile Entry Into Highly Functionalized Tetrahydropyridines
Hongchao Guo; Qihai Xu; Ohyun Kwon; Journal of the American Chemical Society 131 (2009) 6318–6319; doi:10.1021/ja8097349

data_4104333
_publ_section_title
;
 Phosphine-Promoted [3 + 3] Annulations of Aziridines With Allenoates:
 Facile Entry Into Highly Functionalized Tetrahydropyridines
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6318
_journal_page_last               6319
_journal_paper_doi               10.1021/ja8097349
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C24 H26 N2 O6'
_chemical_formula_sum            'C24 H26 N2 O6'
_chemical_formula_weight         438.47
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.644(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.702(3)
_cell_length_b                   9.152(2)
_cell_length_c                   17.958(5)
_cell_measurement_reflns_used    3865
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.54
_cell_measurement_theta_min      4.05
_cell_volume                     2188.4(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0382
_diffrn_reflns_av_sigmaI/netI    0.0387
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            19818
_diffrn_reflns_theta_full        28.90
_diffrn_reflns_theta_max         28.90
_diffrn_reflns_theta_min         3.78
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.9904
_exptl_absorpt_correction_T_min  0.9563
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (bruker)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.331
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.310
_refine_diff_density_min         -0.294
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     291
_refine_ls_number_reflns         5746
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0672
_refine_ls_R_factor_gt           0.0467
_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^)+(0.0518P)^2^+0.5230P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1115
_refine_ls_wR_factor_ref         0.1227
_reflns_number_gt                4240
_reflns_number_total             5746
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja8097349_si_002.cif
_cod_data_source_block           kw408s
_cod_original_cell_volume        2188.5(9)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4104333