Formation of Osmium- and Ruthenium-Cyclobutylidene Complexes by Ring Expansion of Alkylidenecyclopropanes
Ruth Castro-Rodrigo; Miguel A. Esteruelas; Sara Fuertes; Ana M. López; Fernando López; José L. Mascareñas; Silvia Mozo; Enrique Oñate; Lucía Saya; Lara Villarino; Journal of the American Chemical Society 131 (2009) 15572–15573; doi:10.1021/ja904893j

data_4105227
_publ_contact_author
;
  Dr. Enrique O\~nate Rodr\'iguez
  Departamento de Qu\'imica Inorg\'anica - I.C.M.A.
  Facultad de Ciencias
  Universidad de Zaragoza - C.S.I.C.
  50009 Zaragoza, Spain
;
_publ_contact_author_email       enriqueo@posta.unizar.es
_publ_section_title
;
 Formation of Osmium- and Ruthenium-Cyclobutylidene Complexes by Ring
 Expansion of Alkylidenecyclopropanes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15572
_journal_page_last               15573
_journal_paper_doi               10.1021/ja904893j
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C23 H35 N1 Os1 P1, P1 F6, C3 H4 O1'
_chemical_formula_sum            'C26 H41 F6 N O Os P2'
_chemical_formula_weight         749.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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_method           SHELXL-97
_cell_angle_alpha                78.851(2)
_cell_angle_beta                 89.570(2)
_cell_angle_gamma                89.340(2)
_cell_formula_units_Z            2
_cell_length_a                   9.1653(11)
_cell_length_b                   11.1937(13)
_cell_length_c                   14.2705(17)
_cell_measurement_reflns_used    3930
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      24
_cell_measurement_theta_min      2.2
_cell_volume                     1436.3(3)
_computing_cell_refinement       'SAINT+ v. 6.1 (Bruker AXS, 2000)'
_computing_data_collection       'SMART v. 5.625 (Bruker AXS, 2000)'
_computing_data_reduction        'SAINT+ v. 6.1 (Bruker AXS, 2000)'
_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      150(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'Bruker SMART APEX CCD system'
_diffrn_measurement_method       '\w rotations with narrow frames'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0432
_diffrn_reflns_av_sigmaI/netI    0.0573
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            18125
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         28.81
_diffrn_reflns_theta_min         1.45
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    4.610
_exptl_absorpt_correction_T_max  0.837
_exptl_absorpt_correction_T_min  0.678
_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.

SADABS: Area-Detector Absorption Correction. Bruker-AXS 
within SAINT+ package, v. 6.1 (2000).
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.734
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.663
_refine_diff_density_min         -1.832
_refine_diff_density_rms         0.146
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     357
_refine_ls_number_reflns         6887
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0453
_refine_ls_R_factor_gt           0.0380
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0249P)^2^+2.0238P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0759
_refine_ls_wR_factor_ref         0.0781
_reflns_number_gt                6173
_reflns_number_total             6887
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja904893j_si_001_1.cif
_cod_data_source_block           mae372as
_cod_database_code               4105227