Copper-catalyzed aerobic carboxygenation and N-arylation of [1,2,3]triazolo[1,5-a]pyridines towards pyridinium triazolinone ylides
Sreekumar Pankajakshan; Zhi Guang Chng; Rakesh Ganguly; Teck Peng Loh; Chem.Commun. 51 (2015) 5929–; doi:10.1039/C4cc10061A

data_7116830
_publ_section_title
;
 Copper-catalyzed aerobic carboxygenation and N-arylation of
 [1,2,3]triazolo[1,5-a]pyridines towards pyridinium triazolinone ylides
;
_journal_name_full               Chem.Commun.
_journal_page_first              5929
_journal_paper_doi               10.1039/C4cc10061A
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C18 H13 N3 O'
_chemical_formula_weight         287.31
_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'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2014-11-20 deposited with the CCDC.
2015-02-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.577(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3217(6)
_cell_length_b                   9.5453(6)
_cell_length_c                   17.1799(11)
_cell_measurement_reflns_used    2095
_cell_measurement_temperature    103.(2)
_cell_measurement_theta_max      30.9819
_cell_measurement_theta_min      2.4898
_cell_volume                     1341.47(15)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 (Bruker AXS Inc., 2013)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2013)'
_computing_publication_material  'APEX2 (Bruker AXS Inc., 2013)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      103.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0727
_diffrn_reflns_av_unetI/netI     0.0790
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            17047
_diffrn_reflns_theta_full        31.05
_diffrn_reflns_theta_max         31.05
_diffrn_reflns_theta_min         2.45
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.81
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2012/1 (Bruker AXS Inc.)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.423
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.277
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         4280
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1005
_refine_ls_R_factor_gt           0.0550
_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^)+(0.0506P)^2^+0.1719P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1089
_refine_ls_wR_factor_ref         0.1270
_reflns_number_gt                2768
_reflns_number_total             4280
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4cc10061a21.cif
_cod_data_source_block           I
_cod_database_code               7116830
_shelx_res_checksum              68342
_shelx_hkl_checksum              76240