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_7020734
_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         'C80 H74 Br0.1 P4 Ru, 4(C H Cl3)'
_chemical_formula_sum            'C84 H78 Br0.1 Cl12 P4 Ru'
_chemical_formula_weight         1745.80
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2011-09-06
_audit_creation_method
;
Olex2 1.1-beta
(compiled 2011.08.21 svn.r1945, GUI svn.r3824)
;
_cell_angle_alpha                94.8960(10)
_cell_angle_beta                 105.1080(10)
_cell_angle_gamma                103.0040(10)
_cell_formula_units_Z            1
_cell_length_a                   10.8015(4)
_cell_length_b                   12.4654(4)
_cell_length_c                   16.4565(6)
_cell_measurement_reflns_used    6666
_cell_measurement_temperature    120.0
_cell_measurement_theta_max      30.82
_cell_measurement_theta_min      2.28
_cell_volume                     2059.77(13)
_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      120.0
_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 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0314
_diffrn_reflns_av_unetI/netI     0.0332
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            35554
_diffrn_reflns_theta_full        29.50
_diffrn_reflns_theta_max         29.50
_diffrn_reflns_theta_min         1.30
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           10.0
_diffrn_source_power             0.3
_diffrn_source_target            Mo
_diffrn_source_voltage           30.0
_exptl_absorpt_coefficient_mu    0.749
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.5268
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
"SADABS-2006/1 (Bruker,2006) was used for absorption correction.
R(int) was 0.0964 before and 0.0274 after correction.
The Ratio of minimum to maximum transmission is 0.5268.
The \l/2 correction factor is 0.00.
{Info from Q:\Struc\11S\11srv173\sad.abs}
;
_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    1.407
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             894
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.404
_refine_diff_density_min         -1.194
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     464
_refine_ls_number_reflns         11468
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0543
_refine_ls_R_factor_gt           0.0429
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0500P)^2^+2.1000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1067
_refine_ls_wR_factor_ref         0.1141
_reflns_number_gt                9600
_reflns_number_total             11468
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31825c.txt
_cod_data_source_block           3b_11srv173
_cod_original_formula_sum        'C84 H78 Br0.10 Cl12 P4 Ru'
_cod_database_code               7020734