Copper(II)-Catalyzed Oxidative ipso-Annulation of N-Arylpropiolamides and Biaryl Ynones with 1,3-Diketones: Construction of Diketoalkyl Spiro-trienones
Chada, Raji Reddy; Kolgave, Dattahari H.; Ajaykumar, Uprety; Ramesh, Remya; Organic & Biomolecular Chemistry  (2022) –; doi:10.1039/D2OB01282K

data_7158819
_publ_section_title
;
 Copper(II)-Catalyzed Oxidative ipso-Annulation of N-Arylpropiolamides and
 Biaryl Ynones with 1,3-Diketones: Construction of Diketoalkyl
 Spiro-trienones
;
_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_paper_doi               10.1039/D2OB01282K
_journal_year                    2022
_chemical_formula_moiety         'C26 H20 O4'
_chemical_formula_sum            'C26 H20 O4'
_chemical_formula_weight         396.42
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-05-10 deposited with the CCDC.	2022-08-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.986(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.8869(12)
_cell_length_b                   12.5379(18)
_cell_length_c                   9.037(3)
_cell_measurement_reflns_used    6573
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      25.57
_cell_measurement_theta_min      3.28
_cell_volume                     2107.6(8)
_computing_cell_refinement       '<i>SAINT</i> (Bruker, 2016)'
_computing_data_collection       '<i>APEX3</i> (Bruker, 2016)'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device_type  'Bruker D8 QUEST PHOTON-100'
_diffrn_measurement_method       '\w and \f'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0455
_diffrn_reflns_av_unetI/netI     0.0570
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.962
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            25169
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.962
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.509
_diffrn_reflns_theta_min         1.095
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6636
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS 2016/2: Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D.,
 J. Appl. Cryst. 48 (2015) 3-10
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.249
_exptl_crystal_description       plate
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.090
_refine_diff_density_max         0.230
_refine_diff_density_min         -0.179
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     277
_refine_ls_number_reflns         6186
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.1270
_refine_ls_R_factor_gt           0.0583
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0671P)^2^+0.5616P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1381
_refine_ls_wR_factor_ref         0.1743
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3325
_reflns_number_total             6186
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ob01282k2.cif
_cod_data_source_block           KB449_0m
_cod_original_cell_volume        2107.7(7)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7158819
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.985
_shelx_estimated_absorpt_t_max   0.992
_shelx_res_checksum              6558