Olefin−Alkylidene Equilibrium of 2-Vinylpyridine in Osmium- and Ruthenium-Hydrido-Tris(pyrazolyl)borate and Osmium-Cyclopentadienyl Complexes
Castro-Rodrigo, Ruth; Esteruelas, Miguel A.; Fuertes, Sara; López, Ana M.; Mozo, Silvia; Oñate, Enrique; Organometallics 28 (2009) 5941–; doi:10.1021/om900635p

data_4070167
_publ_section_title
;
 Olefin&#x2212;Alkylidene Equilibrium of 2-Vinylpyridine in Osmium- and
 Ruthenium-Hydrido-Tris(pyrazolyl)borate and Osmium-Cyclopentadienyl
 Complexes
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5941
_journal_paper_doi               10.1021/om900635p
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C25 H37 B N7 Os P'
_chemical_formula_weight         667.60
_chemical_name_systematic
; 
 ? 
;
_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     heavy
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.060(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.238(3)
_cell_length_b                   8.1641(12)
_cell_length_c                   18.767(3)
_cell_measurement_reflns_used    3679
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2
_cell_volume                     2640.7(7)
_computing_cell_refinement       'SAINT+ v. 6.02 (Bruker AXS, 1999)'
_computing_data_collection       'SMART v. 5.625 (Bruker AXS, 2000)'
_computing_data_reduction        'SAINT+ v. 6.02 (Bruker AXS, 1999)'
_computing_molecular_graphics    'XP, SHELXTL v. 6.1 (Bruker, 2000)'
_computing_publication_material  'XCIF, SHELXTL v. 6.1 (Bruker, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.933
_diffrn_measurement_device_type  'Bruker SMART APEX CCD system'
_diffrn_measurement_method       '\w rotations with narrow frames'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0652
_diffrn_reflns_av_sigmaI/netI    0.0683
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            22580
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         28.74
_diffrn_reflns_theta_min         1.18
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    4.918
_exptl_absorpt_correction_T_max  0.694
_exptl_absorpt_correction_T_min  0.532
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 Absorption correction performed with SADABS program. This is based on the
method of Blessing: Blessing, R. H., Acta Crystallogr., Sect. A 1995, 51, 33.
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.679
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             1328
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.657
_refine_diff_density_min         -2.843
_refine_diff_density_rms         0.162
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         6377
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0684
_refine_ls_R_factor_gt           0.0458
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0154P)^2^+9.3038P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0747
_refine_ls_wR_factor_ref         0.0822
_reflns_number_gt                4980
_reflns_number_total             6377
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900635p_si_001.cif
_cod_data_source_block           mae406as
_cod_original_cell_volume        2640.6(7)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4070167