Binuclear Carbyne and Ketenyl Derivatives of the Alkyl-Bridged Complexes [Mo2(η5-C5H5)2(μ-CH2R)(μ-PCy2)(CO)2] (R = H, Ph)
Alvarez, M. Angeles; García, M. Esther; García-Vivó, Daniel; Martínez, M. Eugenia; Ruiz, Miguel A.; Organometallics 30 (2011) 2189–; doi:10.1021/om1011819

data_4064207
_publ_section_title
;
 Binuclear Carbyne and Ketenyl Derivatives of the Alkyl-Bridged Complexes
 [Mo2(\h5-C5H5)2(\m-CH2R)(\m-PCy2)(CO)2] (R = H, Ph)
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              2189
_journal_paper_doi               10.1021/om1011819
_journal_volume                  30
_journal_year                    2011
_chemical_absolute_configuration unk
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C31 H37 Mo2 O2 P1'
_chemical_formula_sum            'C31 H37 Mo2 O2 P'
_chemical_formula_weight         664.46
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           92
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      92
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.9779(3)
_cell_length_b                   9.9779(3)
_cell_length_c                   28.4996(6)
_cell_measurement_reflns_used    2691
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.350
_cell_measurement_theta_min      0.407
_cell_measurement_wavelength     0.71073
_cell_volume                     2837.38(13)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Bruker AXS BV, 1997-2004)'
_computing_data_reduction
;
 HKL Denzo and Scalepack (Otwinowski & Minor, 1997) 
;
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '90 mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  'horizontally mounted graphite crystal'
_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  0.0388
_diffrn_reflns_av_unetI/netI     0.0485
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            32596
_diffrn_reflns_theta_full        25.22
_diffrn_reflns_theta_max         25.22
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    0.966
_exptl_absorpt_correction_T_max  0.9348
_exptl_absorpt_correction_T_min  0.7790
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.555
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1352
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.078
_refine_diff_density_min         -0.918
_refine_diff_density_rms         0.22
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.145
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     219
_refine_ls_number_reflns         2554
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.145
_refine_ls_R_factor_all          0.0558
_refine_ls_R_factor_gt           0.048
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0777P)^2^+0.6356P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1177
_refine_ls_wR_factor_ref         0.1302
_reflns_number_gt                2426
_reflns_number_total             2554
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1011819_si_001.cif
_cod_data_source_block           compound4
_cod_database_code               4064207