Triazine-wingtips accelerated NHC-Pd catalysed carbonylative Sonogashira cross-coupling reaction
Zhang, Kan; Yao, Yanxiu; Sun, Winjin; Wen, Rui; Wang, Yanyan; Sun, Huaming; Zhang, Wei-Qiang; Zhang, Guofang; Gao, Ziwei; Chemical Communications  (2021) –; doi:10.1039/D1CC05280B

data_7129222
_publ_section_title
;
 Triazine-wingtips accelerated NHC-Pd catalysed carbonylative Sonogashira
 cross-coupling reaction
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D1CC05280B
_journal_year                    2021
_chemical_formula_moiety         'C14 H16 Cl2 N6 O2 Pd'
_chemical_formula_sum            'C14 H16 Cl2 N6 O2 Pd'
_chemical_formula_weight         477.63
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2019-05-29
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-05-22 deposited with the CCDC.	2021-11-11 downloaded from the CCDC.
;
_cell_angle_alpha                80.779(2)
_cell_angle_beta                 73.728(2)
_cell_angle_gamma                84.359(2)
_cell_formula_units_Z            2
_cell_length_a                   8.6642(6)
_cell_length_b                   10.2036(8)
_cell_length_c                   10.5774(8)
_cell_measurement_reflns_used    8223
_cell_measurement_temperature    153
_cell_measurement_theta_max      68.213
_cell_measurement_theta_min      4.397
_cell_volume                     884.64(11)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      152.99
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0538
_diffrn_reflns_av_unetI/netI     0.0559
_diffrn_reflns_Laue_measured_fraction_full 0.977
_diffrn_reflns_Laue_measured_fraction_max 0.973
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8178
_diffrn_reflns_point_group_measured_fraction_full 0.977
_diffrn_reflns_point_group_measured_fraction_max 0.973
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         68.207
_diffrn_reflns_theta_min         4.397
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    11.439
_exptl_absorpt_correction_T_max  0.7530
_exptl_absorpt_correction_T_min  0.2973
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1380 before and 0.0766 after correction. The Ratio of minimum to maximum transmission is 0.3948. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.793
_exptl_crystal_description       block
_exptl_crystal_F_000             476
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         3.297
_refine_diff_density_min         -1.342
_refine_diff_density_rms         0.192
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     229
_refine_ls_number_reflns         3158
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0577
_refine_ls_R_factor_gt           0.0573
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0967P)^2^+2.2673P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1518
_refine_ls_wR_factor_ref         0.1523
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3107
_reflns_number_total             3158
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc05280b2.cif
_cod_data_source_block           s_CCDC2
_cod_database_code               7129222
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.131
_shelx_estimated_absorpt_t_min   0.069
_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:
 C2(H2), C3(H3), C10(H10), C11(H11), C12(H12), C13(H13), C14(H14)
2.b Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C8(H8A,H8B,H8C), C9(H9A,H9B,H9C)
;
_shelx_res_checksum              95443
_olex2_submission_special_instructions 'No special instructions were received'