Structure of μ-1,2-bis(dicyclohexylphosphino)ethane-bis{[1,2-bis(dicyclohexylphosphino)ethane]gold(I)} bis(dicyanoaurate)
McCleskey, T. M.; Henling, L. M.; Flanagan, K. A.; Gray, H. B.; Acta Crystallographica Section C 49 (1993) 1467–1469; doi:10.1107/S0108270193000599

data_2001440
_publ_contact_author
;
      Larry Henling
      The Beckman Institute, Mail Code 139-74
      California Institute of Technology
      Pasadena, California  91125 USA
;
_publ_section_title
;Structure of
 \m-1,2-bis(dicyclohexylphosphino)ethane-bis{[1,2-bis(dicyclohexylphosphino)ethane]gold(I)}
 bis(dicyanoaurate)
;
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1467
_journal_page_last               1469
_journal_paper_doi               10.1107/S0108270193000599
_journal_volume                  49
_journal_year                    1993
_chemical_formula_moiety         'C78 H144 Au2 P6 2+,2(C2 Au N2 1-)'
_chemical_formula_sum            'C82 H144 Au4 N4 P6'
_chemical_formula_weight         2159.78
_chemical_name_systematic
;
\m-1,2-Bis(dicyclohexylphosphino)ethane]-
bis[1,2-bis(dicyclohexylphosphino)ethanegold(I)]
Bis(dicyanoaurate)
;
_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_type_scat_source
;International Tables for  X-ray Crystallography
 (1974, Vol. IV, Table 2.2B, pp. 99-101)
;
_audit_creation_method           'text editor'
_cell_angle_alpha                99.07(2)
_cell_angle_beta                 91.12(3)
_cell_angle_gamma                112.24(3)
_cell_formula_units_Z            1
_cell_length_a                   12.184(5)
_cell_length_b                   12.616(4)
_cell_length_c                   15.243(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298
_cell_measurement_theta_max      16.5
_cell_measurement_theta_min      15
_cell_volume                     2133.6(13)
_computing_cell_refinement       'Enraf Nonius CAD-4 software Version 5.0'
_computing_data_collection
;Enraf Nonius CAD-4 software Version 5.0
 (Schagen, Straver, van Meurs & Williams, 1989)
;
_computing_data_reduction        'CRYM (Duchamp, 1964)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  CRYM
_computing_structure_refinement  CRYM
_computing_structure_solution    CRYM
_diffrn_ambient_temperature      298
_diffrn_measurement_device       'Enraf Nonius CAD-4 diffractometer'
_diffrn_measurement_method       \q/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            15196
_diffrn_reflns_theta_max         25
_diffrn_standards_decay_%        0.2
_diffrn_standards_interval_time  167
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    6.987
_exptl_absorpt_correction_T_max  0.59
_exptl_absorpt_correction_T_min  0.38
_exptl_absorpt_correction_type   integration
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.68
_exptl_crystal_description       prism
_exptl_crystal_F_000             1070
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.08
_refine_diff_density_max         2.7
_refine_diff_density_min         -.45
_refine_ls_extinction_coef       0.174E-6(11)
_refine_ls_extinction_method     'Becker & Coppens  (1974) type 1 isotropic'
_refine_ls_goodness_of_fit_all   1.45
_refine_ls_goodness_of_fit_obs   1.45
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     437
_refine_ls_number_reflns         7486
_refine_ls_R_factor_all          0.0424
_refine_ls_R_factor_obs          0.0424
_refine_ls_shift/esd_max         0.04
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         0.0045
_refine_ls_wR_factor_obs         0.0045
_reflns_number_observed          7486
_reflns_number_total             7486
_reflns_observed_criterion       'All reflections used'
_cod_data_source_file            hh1004.cif
_cod_data_source_block           CRYM
_cod_original_cell_volume        2133.6(12)
_cod_database_code               2001440