NHC–palladium-catalyzed ionic liquid-accelerated regioselective oxyarylation of alkynes with diaryl ethers
Li, Jianxiao; He, Dan; Lin, Zidong; Cen, Liying; Wu, Wanqing; Jiang, Huanfeng; Green Chemistry 24 (2022) 1983–1988; doi:10.1039/D1GC04556C

data_7244382
_publ_section_title
;
 NHC--palladium-catalyzed ionic liquid-accelerated regioselective
 oxyarylation of alkynes with diaryl ethers
;
_journal_issue                   5
_journal_name_full               'Green Chemistry'
_journal_page_first              1983
_journal_page_last               1988
_journal_paper_doi               10.1039/D1GC04556C
_journal_volume                  24
_journal_year                    2022
_chemical_formula_moiety         'C17 H12 N2 O'
_chemical_formula_sum            'C17 H12 N2 O'
_chemical_formula_weight         260.29
_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   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-11-13
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-11-27 deposited with the CCDC.	2022-02-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.273(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.0038(6)
_cell_length_b                   12.5724(6)
_cell_length_c                   8.9600(4)
_cell_measurement_reflns_used    4988
_cell_measurement_temperature    150
_cell_measurement_theta_max      26.364
_cell_measurement_theta_min      2.366
_cell_volume                     1330.54(11)
_computing_cell_refinement       'SAINT V8.40A (?, 2016)'
_computing_data_reduction        'SAINT V8.40A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      150.0
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0413
_diffrn_reflns_av_unetI/netI     0.0329
_diffrn_reflns_Laue_measured_fraction_full 0.986
_diffrn_reflns_Laue_measured_fraction_max 0.983
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            13015
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.983
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.400
_diffrn_reflns_theta_min         2.366
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6757
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1260 before and 0.0464 after correction. The Ratio of minimum to maximum transmission is 0.9065. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_description       block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.172
_refine_diff_density_min         -0.188
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2687
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0601
_refine_ls_R_factor_gt           0.0399
_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^)+(0.0369P)^2^+0.4470P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0875
_refine_ls_wR_factor_ref         0.1011
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2075
_reflns_number_total             2687
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1gc04556c2.cif
_cod_data_source_block           aa-9
_cod_depositor_comments          'Adding full bibliography for 7244382.cif.'
_cod_database_code               7244382
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.993
_shelx_estimated_absorpt_t_min   0.987
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C12(H12), C13(H13), C16(H16), C15(H15), C1(H1), C5(H5), C3(H3), C2(H2), C4(H4)
2.b Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C)
;
_olex2_submission_special_instructions 'No special instructions were received'