Domino Process in Silver-Catalyzed Reactions of N-Arylformimidates and Active Methylene Compounds Involving Cycloisomerization and 1,3-Alkenyl Shift
Chang Ho Oh; Swastik Karmakar; HyoSeung Park; YoungCheon Ahn; Jung Wook Kim; Journal of the American Chemical Society 132 (2010) 1792–1793; doi:10.1021/ja9106226

data_4101899
_publ_section_title
;
 Domino Process in Silver-Catalyzed Reactions of N-Arylformimidates and
 Active Methylene Compounds Involving Cycloisomerization and 1,3-Alkenyl
 Shift
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1792
_journal_page_last               1793
_journal_paper_doi               10.1021/ja9106226
_journal_volume                  132
_journal_year                    2010
_chemical_formula_sum            'C20 H17 N O4'
_chemical_formula_weight         335.35
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.1227(11)
_cell_length_b                   18.873(2)
_cell_length_c                   20.343(2)
_cell_measurement_reflns_used    5834
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.255
_cell_measurement_theta_min      2.379
_cell_volume                     3502.5(7)
_computing_cell_refinement       'Bruker SMART APEXll'
_computing_data_collection       'Bruker SMART APEXll'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    WingX
_computing_publication_material  WingX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SHELXTL
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scan'
_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  0.1243
_diffrn_reflns_av_sigmaI/netI    0.0604
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            52016
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         2.00
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_T_max  0.9933
_exptl_absorpt_correction_T_min  0.9762
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.272
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1408
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.295
_refine_diff_density_min         -0.267
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         4312
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.1149
_refine_ls_R_factor_gt           0.0565
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0392P)^2^+3.1072P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1012
_refine_ls_wR_factor_ref         0.1282
_reflns_number_gt                2651
_reflns_number_total             4312
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja9106226_si_002.cif
_cod_data_source_block           pbcn
_cod_database_code               4101899