Ligand-unsupported Au(I) Chains with Short Au(I)...Au(I) Contacts
Philip Coppens; Marc Messerschmidt; Cara L. Nygren; Shao-Liang Zheng.; Chemical Communications  (2006) –; doi:10.1039/b606999a

data_7101368
_publ_section_title
;
Ligand-unsupported Au(I) Chains with Short
Au(I)...Au(I) Contacts
;
_journal_issue                   35
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/b606999a
_journal_year                    2006
_chemical_formula_sum            'Au2 Cl2 H12 N4 O8'
_chemical_formula_weight         660.97
_chemical_name_common            Au(NH3)2ClO4
_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                72.624(8)
_cell_angle_beta                 73.946(7)
_cell_angle_gamma                66.513(13)
_cell_formula_units_Z            2
_cell_length_a                   7.6791(10)
_cell_length_b                   7.9129(10)
_cell_length_c                   11.5690(16)
_cell_measurement_reflns_used    182
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2.5
_cell_volume                     605.27(14)
_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, 1990)'
_diffrn_ambient_temperature      90(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_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
_diffrn_reflns_av_R_equivalents  0.0399
_diffrn_reflns_av_sigmaI/netI    0.0639
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6697
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    24.684
_exptl_absorpt_correction_T_max  0.6381
_exptl_absorpt_correction_T_min  0.1296
_exptl_absorpt_correction_type   'empirical SADABS'
_exptl_absorpt_process_details
'Blessing, R. (1995) Acta Crystallogr., A51, 33-38'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    3.627
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         5.501
_refine_diff_density_min         -5.713
_refine_diff_density_rms         0.467
_refine_ls_extinction_coef       0.0018(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     176
_refine_ls_number_reflns         2980
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0448
_refine_ls_R_factor_gt           0.0417
_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^)+(0.0666P)^2^+0.9599P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1194
_refine_ls_wR_factor_ref         0.1225
_reflns_number_gt                2662
_reflns_number_total             2980
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b606999a.txt
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'H12 Au2 Cl2 N4 O8'
_cod_database_code               7101368