Directing Group Enhanced Carbonylative Ring Expansions of Amino-Substituted Cyclopropanes: Rhodium-Catalyzed Multicomponent Synthesis of N-Heterobicyclic Enones
Megan H. Shaw; Ekaterina Y. Melikhova; Daniel P. Kloer; William G. Whittingham; John F. Bower; Journal of the American Chemical Society 135 (2013) 4992–4995; doi:10.1021/ja401936c

data_4119553
_publ_section_title
;
 Directing Group Enhanced Carbonylative Ring Expansions of
 Amino-Substituted Cyclopropanes: Rhodium-Catalyzed Multicomponent
 Synthesis of N-Heterobicyclic Enones
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4992
_journal_page_last               4995
_journal_paper_doi               10.1021/ja401936c
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C17 H20 N2 O2'
_chemical_formula_sum            'C17 H20 N2 O2'
_chemical_formula_weight         284.35
_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                 102.653(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3128(4)
_cell_length_b                   10.1697(4)
_cell_length_c                   12.9898(5)
_cell_measurement_reflns_used    6169
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.45
_cell_measurement_theta_min      2.57
_cell_volume                     1458.15(10)
_computing_cell_refinement       'Apex II (Bruker, 2008)'
_computing_data_collection       'Apex II (Bruker, 2008)'
_computing_data_reduction        'SAINT V7.68A (Bruker, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Apex II kappa 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  0.0190
_diffrn_reflns_av_sigmaI/netI    0.0199
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12540
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         2.57
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6900
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS-2008/1
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.295
_exptl_crystal_description       block
_exptl_crystal_F_000             608
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.302
_refine_diff_density_min         -0.175
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     192
_refine_ls_number_reflns         3351
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0440
_refine_ls_R_factor_gt           0.0355
_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^)+(0.0417P)^2^+0.5131P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0859
_refine_ls_wR_factor_ref         0.0915
_reflns_number_gt                2853
_reflns_number_total             3351
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja401936c_si_004.cif
_cod_data_source_block           compound14c
_cod_database_code               4119553