Tetragold(I) Complexes: Solution Isomerization and Tunable Solid-State Luminescence.
Dau, Thuy Minh; Chen, Yi-An; Karttunen, Antti J.; Grachova, Elena V.; Tunik, Sergey P.; Lin, Ke-Ting; Hung, Wen-Yi; Chou, Pi-Tai; Pakkanen, Tapani A.; Koshevoy, Igor O.; Inorganic chemistry  (2014) 141201154356007–; doi:10.1021/ic501470v

data_4341860
_publ_section_title
;
 Tetragold(I) Complexes: Solution Isomerization and Tunable Solid-State
 Luminescence.
;
_journal_name_full               'Inorganic chemistry'
_journal_page_first              141201154356007
_journal_paper_doi               10.1021/ic501470v
_journal_year                    2014
_chemical_formula_moiety         'C92 H76 Au4 P6, 2(F6 P), C3 H6 O'
_chemical_formula_sum            'C95 H82 Au4 F12 O P8'
_chemical_formula_weight         2503.23
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.096(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.3155(4)
_cell_length_b                   12.2783(5)
_cell_length_c                   30.2738(10)
_cell_measurement_reflns_used    9928
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.04
_cell_measurement_theta_min      2.34
_cell_volume                     4506.9(3)
_computing_cell_refinement       'SAINT (Bruker AXS, 2009)'
_computing_data_collection       'APEX2 (Bruker AXS, 2010)'
_computing_data_reduction        'SAINT (Bruker AXS, 2009)'
_computing_molecular_graphics    'Diamond v.3.2g (Brandenburg, 2011)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 16
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device
'62mm x 62mm CCD camera on three-circle goniostat'
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD'
_diffrn_measurement_method       '\f scans and \w scans'
_diffrn_radiation_monochromator  'flat graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0438
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            35563
_diffrn_reflns_theta_full        27.12
_diffrn_reflns_theta_max         27.12
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    6.704
_exptl_absorpt_correction_T_max  0.6660
_exptl_absorpt_correction_T_min  0.2391
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.845
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2408
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.246
_refine_diff_density_min         -0.553
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     547
_refine_ls_number_reflns         9899
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0553
_refine_ls_R_factor_gt           0.0317
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0368P)^2^+3.9849P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0682
_refine_ls_wR_factor_ref         0.0753
_reflns_number_gt                7518
_reflns_number_total             9899
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic501470v_si_002.cif
_cod_data_source_block           2
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4341860