Simplifying the conductance profiles of molecular junctions: the use of the trimethylsilylethynyl moiety as a molecule-gold contact.
Marqués-González, Santiago; Yufit, Dmitry S.; Howard, Judith A. K.; Martín, Santiago; Osorio, Henrry M.; García-Suárez, Víctor M; Nichols, Richard J.; Higgins, Simon J.; Cea, Pilar; Low, Paul J.; Dalton transactions (Cambridge, England : 2003) 42 (2013) 338–341; doi:10.1039/c2dt31825c

data_7020733
_publ_section_title
;
 Simplifying the conductance profiles of molecular junctions: the use of
 the trimethylsilylethynyl moiety as a molecule-gold contact.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              338
_journal_page_last               341
_journal_paper_doi               10.1039/c2dt31825c
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C78 H74 P4 Ru Si2'
_chemical_formula_sum            'C78 H74 P4 Ru Si2'
_chemical_formula_weight         1292.50
_chemical_name_systematic
;
?
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2011-10-20
_audit_creation_method
;
Olex2 1.1-beta
(compiled 2011.09.28 svn.r2007, GUI svn.r3868)
;
_cell_angle_alpha                76.253(2)
_cell_angle_beta                 74.292(3)
_cell_angle_gamma                71.596(2)
_cell_formula_units_Z            1
_cell_length_a                   9.4265(4)
_cell_length_b                   13.5130(5)
_cell_length_c                   14.2919(6)
_cell_measurement_reflns_used    4201
_cell_measurement_temperature    120
_cell_measurement_theta_max      30.631
_cell_measurement_theta_min      2.330
_cell_volume                     1639.65(12)
_computing_cell_refinement       'SAINT v6.45A (Bruker, 2003)'
_computing_data_collection       'SMART v5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT v6.45A (Bruker, 2003)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
XL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
olex2.solve (L.J. Bourhis, O.V. Dolomanov, R.J. Gildea, J.A.K. Howard,
H. Puschmann, in preparation, 2011)
;
_diffrn_ambient_temperature      120
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 5.6
_diffrn_detector_type            'Bruker SMART CCD 6000 area detector'
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker SMART CCD 6000 area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0493
_diffrn_reflns_av_unetI/netI     0.0725
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            18597
_diffrn_reflns_theta_full        28.50
_diffrn_reflns_theta_max         28.50
_diffrn_reflns_theta_min         1.50
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           40.0
_diffrn_source_power             2.0
_diffrn_source_target            Mo
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.417
_exptl_absorpt_correction_T_max  0.9783
_exptl_absorpt_correction_T_min  0.1898
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2006/1 (Bruker,2006) was used for absorption correction.
R(int) was 0.0692 before and 0.0326 after correction.
The Ratio of minimum to maximum transmission is 0.1940.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            'clear yellowish colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   yellowish
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             674
_exptl_crystal_size_max          0.51
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.015
_refine_diff_density_min         -1.147
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.990
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     533
_refine_ls_number_reflns         8224
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.990
_refine_ls_R_factor_all          0.0711
_refine_ls_R_factor_gt           0.0453
_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^)+(0.0600P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1029
_refine_ls_wR_factor_ref         0.1119
_reflns_number_gt                6129
_reflns_number_total             8224
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31825c.txt
_cod_data_source_block           3a_11srv208
_cod_database_code               7020733