The Use of Imidazolium-2-dithiocarboxylates in the Formation of Gold(I) Complexes and Gold Nanoparticles
Saira Naeem; Lionel Delaude; Andrew J. P. White; James D. E. T. Wilton-Ely; Inorganic Chemistry 49 (2010) 1784–1793; doi:10.1021/ic9021504

data_4314847
_publ_section_title
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 The Use of Imidazolium-2-dithiocarboxylates in the Formation of Gold(I)
 Complexes and Gold Nanoparticles
;
_journal_issue                   4
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1784
_journal_page_last               1793
_journal_paper_doi               10.1021/ic9021504
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C49 H60 Au N4 S2, F6 P, C H2 Cl2'
_chemical_formula_sum            'C50 H62 Au Cl2 F6 N4 P S2'
_chemical_formula_weight         1195.99
_chemical_name_systematic        ?
_space_group_IT_number           45
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'I 2 -2c'
_symmetry_space_group_name_H-M   'I b a 2'
_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            8
_cell_length_a                   16.89890(8)
_cell_length_b                   31.95473(15)
_cell_length_c                   19.98864(11)
_cell_measurement_reflns_used    34171
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      72.3854
_cell_measurement_theta_min      2.6053
_cell_volume                     10793.86(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    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.2556
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'OD Xcalibur PX Ultra'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance Ultra (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0267
_diffrn_reflns_av_sigmaI/netI    0.0191
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            46517
_diffrn_reflns_theta_full        72.54
_diffrn_reflns_theta_max         72.54
_diffrn_reflns_theta_min         2.77
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.517
_exptl_absorpt_correction_T_max  0.497
_exptl_absorpt_correction_T_min  0.332
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET) 
(compiled May  6 2009,17:20:42) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
;
_exptl_crystal_colour            'Blue/green dichroic'
_exptl_crystal_density_diffrn    1.472
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             4832
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.13
_refine_diff_density_max         2.138
_refine_diff_density_min         -0.696
_refine_diff_density_rms         0.066
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.319(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     644
_refine_ls_number_reflns         10524
_refine_ls_number_restraints     644
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0295
_refine_ls_R_factor_gt           0.0275
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0476P)^2^+9.1183P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0723
_refine_ls_wR_factor_ref         0.0735
_reflns_number_gt                9942
_reflns_number_total             10524
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic9021504_si_002_4.cif
_cod_data_source_block           8
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 
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_cod_database_code               4314847