Activation of the S-S Bonds of Alkyl Disulfides RSSR (R =Me, Et, Pr, Bun) by Heterodinuclear Phosphido-Bridged CpW(CO)2(μ-PPh2)Mo(CO)5
Md. Munkir Hossain; Hsiu-Mei Lin; Jun Zhu; Zhenyang Lin; Shin-Guang Shyu; Organometallics 25 (2006) 440–446; doi:10.1021/om050689m

data_4063296
_publ_section_title
;
 Activation of the S-S Bonds of Alkyl Disulfides RSSR (R \\db Me, Et,
 Pr, Bun) by Heterodinuclear Phosphido-Bridged CpW(CO)2(\m-PPh2)Mo(CO)5
;
_journal_issue                   2
_journal_name_full               Organometallics
_journal_page_first              440
_journal_page_last               446
_journal_paper_doi               10.1021/om050689m
_journal_volume                  25
_journal_year                    2006
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C23 H27 Mo1 O2 P1 S4 W1'
_chemical_formula_sum            'C23 H27 Mo O2 P S4 W'
_chemical_formula_weight         774.45
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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      2.2
_audit_creation_date             2004-08-02T18:04:50-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 93.421(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.9691(8)
_cell_length_b                   18.7791(14)
_cell_length_c                   15.620(2)
_cell_measurement_reflns_used    0
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_measurement_wavelength     0.71073
_cell_volume                     2626.2(5)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_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      293(2)
_diffrn_detector                 'scintillation LiI'
_diffrn_detector_dtime           1.195
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Enraf Nonius CAD4'
_diffrn_measurement_method       'non-profiled omega/2theta scans'
_diffrn_orient_matrix_type
;
  x-axis points to radiation source
  the matrix is specified in reciprocal space
;
_diffrn_orient_matrix_UB_11      0.03303
_diffrn_orient_matrix_UB_12      0.007784
_diffrn_orient_matrix_UB_13      0.061575
_diffrn_orient_matrix_UB_21      -0.104709
_diffrn_orient_matrix_UB_22      0.012451
_diffrn_orient_matrix_UB_23      0.012899
_diffrn_orient_matrix_UB_31      -0.020502
_diffrn_orient_matrix_UB_32      -0.051186
_diffrn_orient_matrix_UB_33      0.012473
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0361
_diffrn_reflns_av_unetI/netI     0.0515
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            4920
_diffrn_reflns_theta_full        24.98
_diffrn_reflns_theta_max         24.98
_diffrn_reflns_theta_min         2.17
_diffrn_source                   'Enraf Nonius FR590'
_diffrn_standards_decay_%        1
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    5.252
_exptl_absorpt_correction_T_max  0.3129
_exptl_absorpt_correction_T_min  0.1574
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
North A.C.T., Phillips D.C. & Mathews F.S. (1968) Acta. Cryst. A24, 351
        Number of psi-scan sets used was   3
        Theta correction was applied.
        Averaged transmission function was used.
        Fourier smoothing - Window value   1
;
_exptl_crystal_colour            'reddidh brown'
_exptl_crystal_density_diffrn    1.959
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1504
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         1.428
_refine_diff_density_min         -0.832
_refine_diff_density_rms         0.148
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         4610
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0696
_refine_ls_R_factor_gt           0.033
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0357P)^2^+7.2424P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0777
_refine_ls_wR_factor_ref         0.0895
_reflns_number_gt                3251
_reflns_number_total             4610
_reflns_threshold_expression     >2sigma(I)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4063296