Ene-Type Reactions between an α-Alkenylphosphine and Terminal Alkynes Promoted by Osmium-Cyclopentadienyl Fragments
Baya, Miguel; Buil, María L.; Esteruelas, Miguel A.; Oñate, Enrique; Organometallics 24 (2005) 2030–2038; doi:10.1021/om0489857

data_4060293
_publ_section_title
;
 Ene-Type Reactions between an \a-Alkenylphosphine and Terminal Alkynes 
 Promoted by Osmium-Cyclopentadienyl Fragments
;
_journal_coden_ASTM              ORGND7
_journal_issue                   9
_journal_name_full               Organometallics
_journal_page_first              2030
_journal_page_last               2038
_journal_paper_doi               10.1021/om0489857
_journal_volume                  24
_journal_year                    2005
_chemical_formula_sum            'C24.5 H34 Cl Os P'
_chemical_formula_weight         585.14
_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                103.7850(10)
_cell_angle_beta                 95.9700(10)
_cell_angle_gamma                91.4870(10)
_cell_formula_units_Z            2
_cell_length_a                   7.6298(5)
_cell_length_b                   11.3416(7)
_cell_length_c                   14.0086(8)
_cell_measurement_reflns_used    6550
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27
_cell_measurement_theta_min      2.5
_cell_volume                     1169.30(12)
_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      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.906
_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  0.0283
_diffrn_reflns_av_sigmaI/netI    0.0491
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            14372
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         28.64
_diffrn_reflns_theta_min         1.51
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    5.643
_exptl_absorpt_correction_T_max  0.526
_exptl_absorpt_correction_T_min  0.396
_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    1.662
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             578
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.844
_refine_diff_density_min         -0.706
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     257
_refine_ls_number_reflns         5449
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0321
_refine_ls_R_factor_gt           0.0285
_refine_ls_shift/su_max          0.009
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0288P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0627
_refine_ls_wR_factor_ref         0.0636
_reflns_number_gt                4917
_reflns_number_total             5449
_reflns_threshold_expression     >2sigma(I)
_cod_depositor_comments
;
 Updated bibliographic information.

 Antanas Vaitkus,
 2019-10-02
;
_cod_original_formula_sum        'C24.50 H34 Cl Os P'
_cod_database_code               4060293