Synthesis of Unsymmetrical Diaryl Acetamides, Benzofurans, Benzophenones, and Xanthenes by Transition-Metal-Free Oxidative Cross-Coupling of sp<sup>3</sup> and sp<sup>2</sup> C-H Bonds.
Rathore, Vandana; Sattar, Moh; Kumar, Raushan; Kumar, Sangit; The Journal of organic chemistry 81 (2016) 9206–9218; doi:10.1021/acs.joc.6b01771

data_4037223
_publ_section_title
;
 Synthesis of Unsymmetrical Diaryl Acetamides, Benzofurans, Benzophenones,
 and Xanthenes by Transition-Metal-Free Oxidative Cross-Coupling of
 sp<sup>3</sup> and sp<sup>2</sup> C-H Bonds.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9206
_journal_page_last               9218
_journal_paper_doi               10.1021/acs.joc.6b01771
_journal_volume                  81
_journal_year                    2016
_chemical_formula_moiety         'C21  H23  F3  N2  O3'
_chemical_formula_sum            'C21 H23 F3 N2 O3'
_chemical_formula_weight         408.41
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2016-01-15T22:51:27-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 92.334(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.1126(7)
_cell_length_b                   10.0605(7)
_cell_length_c                   22.4378(17)
_cell_measurement_reflns_used    36
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.597
_cell_measurement_theta_min      2.219
_cell_measurement_wavelength     0.71073
_cell_volume                     2055.3(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.891
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0706
_diffrn_reflns_av_unetI/netI     0.0599
_diffrn_reflns_Laue_measured_fraction_full 0.891
_diffrn_reflns_Laue_measured_fraction_max 0.955
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            18522
_diffrn_reflns_point_group_measured_fraction_full 0.891
_diffrn_reflns_point_group_measured_fraction_max 0.955
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.597
_diffrn_reflns_theta_min         2.219
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.106
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.32
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.633
_refine_diff_density_min         -0.315
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.172
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     266
_refine_ls_number_reflns         3305
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.172
_refine_ls_R_factor_all          0.1544
_refine_ls_R_factor_gt           0.1131
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3168
_refine_ls_wR_factor_ref         0.3446
_reflns_Friedel_coverage         0
_reflns_number_gt                1857
_reflns_number_total             3305
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo6b01771_si_007.cif
_cod_data_source_block           VR_139
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4037223
_shelx_res_checksum              55902
_shelx_hkl_checksum              68559