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_4063303
_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_absolute_configuration rm
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C36 H36 Cl2 Mo1 O3 P2 S2 W1'
_chemical_formula_sum            'C36 H36 Cl2 Mo O3 P2 S2 W'
_chemical_formula_weight         993.4
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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             2004-08-16T16:15:20-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 112.97(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   13.643(3)
_cell_length_b                   9.749(5)
_cell_length_c                   16.924(5)
_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                     2072.4(12)
_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 TurboCAD4'
_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      0.001311
_diffrn_orient_matrix_UB_12      0.030913
_diffrn_orient_matrix_UB_13      -0.044708
_diffrn_orient_matrix_UB_21      0.016557
_diffrn_orient_matrix_UB_22      -0.072384
_diffrn_orient_matrix_UB_23      -0.045319
_diffrn_orient_matrix_UB_31      -0.101217
_diffrn_orient_matrix_UB_32      -0.01167
_diffrn_orient_matrix_UB_33      -0.008067
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0587
_diffrn_reflns_av_unetI/netI     0.0667
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            7755
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.31
_diffrn_source                   'Enraf Nonius FR590'
_diffrn_standards_decay_%        5
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    3.414
_exptl_absorpt_correction_T_max  0.5773
_exptl_absorpt_correction_T_min  0.4783
_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   5
        Theta correction was applied.
        Averaged transmission function was used.
        No Fourier smoothing was applied.
;
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.592
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.548
_refine_diff_density_min         -1.918
_refine_diff_density_rms         0.122
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.001(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     419
_refine_ls_number_reflns         3886
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0422
_refine_ls_R_factor_gt           0.0336
_refine_ls_shift/su_max          0.081
_refine_ls_shift/su_mean         0.005
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0420P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0839
_reflns_number_gt                3461
_reflns_number_total             3886
_reflns_threshold_expression     >2sigma(I)
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4063303