A straightforward approach to robust thiazolylidene gold complexes: efficient catalysts for propargylamide cycloisomerizations.
Chalkidis, Savvas G.; Tsoureas, Nikolaos; Nolan, Steven P.; Vougioukalakis, Georgios C.; Dalton transactions (Cambridge, England : 2003) 54 (2025) 14659–14663; doi:10.1039/d5dt02258d

data_7719521
_publ_section_title
;
 A straightforward approach to robust thiazolylidene gold complexes:
 efficient catalysts for propargylamide cycloisomerizations.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14659
_journal_page_last               14663
_journal_paper_doi               10.1039/d5dt02258d
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'C17 H21 Au Cl N S'
_chemical_formula_sum            'C17 H21 Au Cl N S'
_chemical_formula_weight         503.82
_chemical_name_common            2h
_chemical_name_systematic        2h
_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
_audit_creation_date             2025-08-10
_audit_creation_method
;
Olex2 1.5
(compiled 2025.07.13 svn.rb7424aed for OlexSys, GUI svn.r7314)
;
_audit_update_record
;
2025-08-11 deposited with the CCDC.	2025-09-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 105.621(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.9520(14)
_cell_length_b                   9.1557(7)
_cell_length_c                   20.7340(16)
_cell_measurement_reflns_used    9933
_cell_measurement_temperature    100.00
_cell_measurement_theta_max      28.277
_cell_measurement_theta_min      2.447
_cell_volume                     3464.9(5)
_computing_cell_refinement       'SAINT V8.40B (Bruker AXS Inc, 2016)'
_computing_data_collection       'APEX 5 (Bruker AXS INc, 2023)'
_computing_data_reduction        'SAINT V8.40B (Bruker AXS Inc, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100.00
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8-Venture with Photon-III'
_diffrn_measurement_method       '/f and /w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0813
_diffrn_reflns_av_unetI/netI     0.0344
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            90833
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.292
_diffrn_reflns_theta_min         2.040
_exptl_absorpt_coefficient_mu    8.760
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8049
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1891 before and 0.1025 after correction.
The Ratio of minimum to maximum transmission is 0.8049.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.932
_exptl_crystal_description       plate
_exptl_crystal_F_000             1936
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: CH2Cl2, n-C5H12'
_exptl_crystal_size_max          0.091
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.027
_refine_diff_density_max         1.568
_refine_diff_density_min         -0.642
_refine_diff_density_rms         0.144
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     385
_refine_ls_number_reflns         8592
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0405
_refine_ls_R_factor_gt           0.0258
_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^)+(0.0171P)^2^+4.5313P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0497
_refine_ls_wR_factor_ref         0.0549
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6844
_reflns_number_total             8592
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt02258d2.cif
_cod_data_source_block           2h
_cod_depositor_comments
'Adding full bibliography for 7719511--7719521.cif.'
_cod_database_code               7719521
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.798
_shelx_estimated_absorpt_t_min   0.503
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C31(H31A,H31B), C34(H34A,H34B), C7(H7A,H7B), C35(H35A,H35B), C9(H9A,H9B),
 C10(H10A,H10B), C32(H32A,H32B), C11(H11A,H11B), C33(H33A,H33B), C8(H8A,H8B)
2.b Aromatic/amide H refined with riding coordinates:
 C24(H24), C26(H26), C14(H14), C16(H16)
2.c Idealised Me refined as rotating group:
 C28(H28A,H28B,H28C), C18(H18A,H18B,H18C), C29(H29A,H29B,H29C), C20(H20A,H20B,
 H20C), C30(H30A,H30B,H30C), C19(H19A,H19B,H19C)
;
_olex2_submission_special_instructions 'No special instructions were received'