Synthesis of Tetrasubstituted Unsymmetrical 1,4-Enediones via Copper-Promoted Autotandem Catalysis and Air As the Oxidant
Yan Yang; Fan Ni; Wen-Ming Shu; Shang-Bo Yu; Meng Gao; An-Xin Wu; Journal of Organic Chemistry 78 (2013) 5418–5426; doi:10.1021/jo400564f

data_4028286
_publ_section_title
;
 Synthesis of Tetrasubstituted Unsymmetrical 1,4-Enediones via
 Copper-Promoted Autotandem Catalysis and Air As the Oxidant
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5418
_journal_page_last               5426
_journal_paper_doi               10.1021/jo400564f
_journal_volume                  78
_journal_year                    2013
_chemical_formula_sum            'C32 H28 N O3'
_chemical_formula_weight         474.55
_chemical_name_systematic
; 
 ? 
;
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_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
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_cell_angle_beta                 103.685(4)
_cell_angle_gamma                92.923(4)
_cell_formula_units_Z            2
_cell_length_a                   8.725(2)
_cell_length_b                   10.615(3)
_cell_length_c                   15.382(4)
_cell_measurement_reflns_used    2882
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.38
_cell_measurement_theta_min      2.47
_cell_volume                     1346.9(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0275
_diffrn_reflns_av_sigmaI/netI    0.0464
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8685
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.97
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.9926
_exptl_absorpt_correction_T_min  0.9882
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.170
_exptl_crystal_description       block
_exptl_crystal_F_000             502
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.332
_refine_diff_density_min         -0.288
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     323
_refine_ls_number_reflns         4934
_refine_ls_number_restraints     82
_refine_ls_restrained_S_all      1.128
_refine_ls_R_factor_all          0.0965
_refine_ls_R_factor_gt           0.0683
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1803P)^2^+0.1271P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2192
_refine_ls_wR_factor_ref         0.2710
_reflns_number_gt                3385
_reflns_number_total             4934
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo400564f_si_001.cif
_cod_data_source_block           e:\120925b\work\mo_120925b_0m
_cod_original_cell_volume        1347.0(6)
_cod_database_code               4028286