Nucleophilic Ring-Opening of Epoxide and Aziridine Acetates for the Stereodivergent Synthesis of β-Hydroxy and β-Amino γ-Lactams
Tula B. Bisol; Adailton J. Bortoluzzi; Marcus M. Sá; Journal of Organic Chemistry 76 (2011) 948–962; doi:10.1021/jo102267h

data_4026034
_publ_contact_author_address
;
    Depto. de Qu\'imica - UFSC
    88040 - 900 Florian\'opolis, SC
    Brazil
;
_publ_contact_author_email       msa@qmc.ufsc.br
_publ_contact_author_fax         55(48)37216888
_publ_contact_author_name        'Marcus M. S\'a'
_publ_contact_author_phone       55(48)37216844
_publ_section_title
;
 Nucleophilic Ring-Opening of Epoxide and Aziridine Acetates for the
 Stereodivergent Synthesis of \b-Hydroxy and \b-Amino \g-Lactams
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              948
_journal_page_last               962
_journal_paper_doi               10.1021/jo102267h
_journal_volume                  76
_journal_year                    2011
_chemical_formula_sum            'C10 H11 N O2'
_chemical_formula_weight         177.20
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'SHELXL97 and manual editing'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.306(2)
_cell_length_b                   13.832(1)
_cell_length_c                   14.420(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      11.65
_cell_measurement_theta_min      4.99
_cell_volume                     1856.2(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_method       \w--2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0524
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            2078
_diffrn_reflns_theta_full        25.96
_diffrn_reflns_theta_max         25.96
_diffrn_reflns_theta_min         2.04
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_description       prism
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.124
_refine_diff_density_min         -0.138
_refine_diff_density_rms         0.031
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   10(10)
_refine_ls_extinction_coef       0.028(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         2078
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0935
_refine_ls_R_factor_gt           0.0385
_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^)+(0.0351P)^2^+0.2233P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0812
_refine_ls_wR_factor_ref         0.0948
_reflns_number_gt                1371
_reflns_number_total             2078
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            jo102267h_si_002.cif
_cod_data_source_block           10a_anti
_cod_database_code               4026034