Mechanism Elucidation of the cis-trans Isomerization of an Azole Ruthenium-Nitrosyl Complex and Its Osmium Counterpart
Anatolie Gavriluta; Gabriel E. Büchel; Leon Freitag; Ghenadie Novitchi; Jean Bernard Tommasino; Erwann Jeanneau; Paul-Steffen Kuhn; Leticia González; Vladimir B. Arion; Dominique Luneau; Inorganic Chemistry 52 (2013) 6260–6272; doi:10.1021/ic4004824

data_4335082
_publ_section_title
;
 Mechanism Elucidation of the cis-trans Isomerization of an Azole
 Ruthenium-Nitrosyl Complex and Its Osmium Counterpart
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6260
_journal_page_last               6272
_journal_paper_doi               10.1021/ic4004824
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C16 H36 N, C7 H6 Cl4 N3 O Os'
_chemical_formula_sum            'C23 H42 Cl4 N4 O Os'
_chemical_formula_weight         722.61
_chemical_name_systematic
; 
Tetrabutylammonium trans-[tetrachlorido-1H-indazole-nitrosyl-osmate] 
;
_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                 101.298(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.0836(7)
_cell_length_b                   15.8530(10)
_cell_length_c                   18.9740(10)
_cell_measurement_reflns_used    12250
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.45
_cell_measurement_theta_min      3.51
_cell_volume                     2974.3(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
;
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0508
_diffrn_reflns_av_sigmaI/netI    0.0322
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            33313
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.53
_exptl_absorpt_coefficient_mu    4.668
_exptl_absorpt_correction_T_max  0.5221
_exptl_absorpt_correction_T_min  0.1761
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.614
_exptl_crystal_description       needle
_exptl_crystal_F_000             1440
_exptl_crystal_size_max          0.57
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.964
_refine_diff_density_min         -1.022
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         5222
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0304
_refine_ls_R_factor_gt           0.0262
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0378P)^2^+3.1594P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0663
_refine_ls_wR_factor_ref         0.0697
_reflns_number_gt                4763
_reflns_number_total             5222
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4004824_si_001_4.cif
_cod_data_source_block           trans-Os
_cod_database_code               4335082