Nature of si-h interactions in a series of ruthenium silazane complexes using multinuclear solid-state NMR and neutron diffraction.
Smart, Katharine A.; Grellier, Mary; Coppel, Yannick; Vendier, Laure; Mason, Sax A.; Capelli, Silvia C.; Albinati, Alberto; Montiel-Palma, Virginia; Muñoz-Hernández, Miguel A; Sabo-Etienne, Sylviane; Inorganic chemistry 53 (2014) 1156–1165; doi:10.1021/ic4027199

data_4337133
_publ_section_title
;
 Nature of si-h interactions in a series of ruthenium silazane complexes
 using multinuclear solid-state NMR and neutron diffraction.
;
_journal_issue                   2
_journal_name_full               'Inorganic chemistry'
_journal_page_first              1156
_journal_page_last               1165
_journal_paper_doi               10.1021/ic4027199
_journal_volume                  53
_journal_year                    2014
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C27 H55 N9 Ru Si3'
_chemical_formula_sum            'C27 H55 N9 Ru Si3'
_chemical_formula_weight         691.14
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_cell_angle_alpha                90
_cell_angle_beta                 92.5160(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.3827(2)
_cell_length_b                   18.4666(5)
_cell_length_c                   18.9153(5)
_cell_measurement_reflns_used    9909
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      35.77
_cell_measurement_theta_min      2.46
_cell_measurement_wavelength     0.71073
_cell_volume                     3274.23(14)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_diffrn_measurement_device_type  'Bruker Kappa APEX II'
_diffrn_measurement_method       \w-\f
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0222
_diffrn_reflns_av_unetI/netI     0.0178
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            32217
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.16
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.622
_exptl_absorpt_correction_T_max  0.9877
_exptl_absorpt_correction_T_min  0.8963
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        [c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.402
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.328
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     371
_refine_ls_number_reflns         6685
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0239
_refine_ls_R_factor_gt           0.0199
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0232P)^2^+2.0792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0489
_refine_ls_wR_factor_ref         0.051
_reflns_number_gt                6031
_reflns_number_total             6685
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic4027199_si_002.cif
_cod_data_source_block           3a(kso061011)
_cod_database_code               4337133