Synthesis and Reactivity of N-Heterocyclic Carbene Gold(I) and Gold(III) Imidate Complexes and Their Catalytic Activity in 1,5-Enyne Cycloisomerization
Reeds, Jonathan P.; Whitwood, Adrian C.; Healy, Mark P.; Fairlamb, Ian J. S.; Organometallics 32 (2013) 3108–; doi:10.1021/om400310z

data_4080876
_publ_section_title
;
 Synthesis and Reactivity of N-Heterocyclic Carbene Gold(I) and Gold(III)
 Imidate Complexes and Their Catalytic Activity in 1,5-Enyne
 Cycloisomerization
;
_journal_issue                   10
_journal_name_full               Organometallics
_journal_page_first              3108
_journal_paper_doi               10.1021/om400310z
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C19 H24 Au N3 O2'
_chemical_formula_sum            'C19 H24 Au N3 O2'
_chemical_formula_weight         523.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.8766(6)
_cell_length_b                   17.1592(9)
_cell_length_c                   9.4378(5)
_cell_measurement_reflns_used    5209
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      29.95
_cell_measurement_theta_min      2.37
_cell_volume                     1923.36(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            14707
_diffrn_reflns_theta_full        30.01
_diffrn_reflns_theta_max         30.01
_diffrn_reflns_theta_min         2.37
_exptl_absorpt_coefficient_mu    7.665
_exptl_absorpt_correction_T_max  0.736
_exptl_absorpt_correction_T_min  0.510
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2.03; (Sheldrick)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.807
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.363
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_refine_ls_extinction_method     none
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_refine_ls_number_reflns         2870
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_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0246
_refine_ls_R_factor_gt           0.0200
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0232P)^2^+0.3343P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0441
_refine_ls_wR_factor_ref         0.0456
_reflns_number_gt                2575
_reflns_number_total             2870
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400310z_si_002.cif
_cod_data_source_block           ijf0807a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.3.1 from 2005-06-27.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               4080876