Highly Convenient Regioselective Intermolecular Hydroamination of Alkynes Yielding Ketimines Catalyzed by Gold(I) Complexes of 1,2,4-triazole Based N-heterocyclic Carbenes
Chandrakanta Dash; Mobin M. Shaikh; Ray J. Butcher; Prasenjit Ghosh; Inorganic Chemistry 49 (2010) 4972–4983; doi:10.1021/ic100087d

data_4315590
_publ_section_title
;
 Highly Convenient Regioselective Intermolecular Hydroamination of Alkynes
 Yielding Ketimines Catalyzed by Gold(I) Complexes of 1,2,4-triazole Based
 N-heterocyclic Carbenes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4972
_journal_page_last               4983
_journal_paper_doi               10.1021/ic100087d
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C15 H20 Ag Br N4 O'
_chemical_formula_sum            'C15 H20 Ag Br N4 O'
_chemical_formula_weight         460.13
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.178(4)
_cell_angle_beta                 92.364(5)
_cell_angle_gamma                115.548(5)
_cell_formula_units_Z            2
_cell_length_a                   8.0717(5)
_cell_length_b                   9.2926(5)
_cell_length_c                   12.8396(7)
_cell_measurement_reflns_used    5056
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      32.4974
_cell_measurement_theta_min      3.1447
_cell_volume                     867.92(9)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.867
_diffrn_measurement_device_type  'OXFORD DIFFRACTION XCALIBUR-S'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0351
_diffrn_reflns_av_sigmaI/netI    0.0675
_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       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10515
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         32.70
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    3.469
_exptl_absorpt_correction_T_max  0.6423
_exptl_absorpt_correction_T_min  0.5025
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.761
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.14
_refine_diff_density_max         3.593
_refine_diff_density_min         -1.353
_refine_diff_density_rms         0.249
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.136
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     202
_refine_ls_number_reflns         5539
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.136
_refine_ls_R_factor_all          0.0970
_refine_ls_R_factor_gt           0.0676
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0989P)^2^+5.8854P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2098
_refine_ls_wR_factor_ref         0.2188
_reflns_number_gt                3810
_reflns_number_total             5539
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic100087d_si_002_3.cif
_cod_data_source_block           pg202
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4315590