Reductive Formation of Straight Linear Metal-Metal Bonded Tetranuclear Complexes X-M-Mo-Mo-M-X from X2M...Mo-Mo...MX2 Supported by Four Tridentate 6-Diphenylphosphino-2-pyridonate Ligands (M = Pd, Pt; X = Cl, Br, I)
Kazushi Mashima; Hiroshi Nakano; Akira Nakamura; Journal of the American Chemical Society 118 (1996) 9083–9095; doi:10.1021/ja960606g

data_4117166
_publ_section_title
;
 Reductive Formation of Straight Linear Metal-Metal Bonded Tetranuclear
 Complexes X-M-Mo-Mo-M-X from X2M...Mo-Mo...MX2 Supported by Four
 Tridentate 6-Diphenylphosphino-2-pyridonate Ligands (M = Pd, Pt; X = Cl,
 Br, I)
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9083
_journal_page_last               9095
_journal_paper_doi               10.1021/ja960606g
_journal_volume                  118
_journal_year                    1996
_chemical_formula_sum            'C71 H58 Br4 Cl6 Mo2 N4 O4 P4 Pd2'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_date             'Tue Nov 21 21:00:07 1995'
_audit_creation_method           'from TEXRAY.INF file'
_cell_angle_alpha                90
_cell_angle_beta                 104.25(1)
_cell_angle_gamma                90
_cell_formula_units_Z            4.00
_cell_length_a                   32.540(5)
_cell_length_b                   12.461(4)
_cell_length_c                   19.759(3)
_cell_measurement_reflns_used    22
_cell_measurement_temperature    23.0
_cell_measurement_theta_max      28.20
_cell_measurement_theta_min      25.20
_cell_volume                     7765(3)
_computing_cell_refinement       'MSC/AFC Diffractometer Control'
_computing_data_collection       'MSC/AFC Diffractometer Control'
_computing_data_reduction        'teXsan: PROCESS (MSC)'
_computing_publication_material  'teXsan: FINISH (MSC)'
_computing_structure_refinement  'teXsan: LS (MSC)'
_computing_structure_solution    SIR88
_diffrn_ambient_temperature      23.0
_diffrn_measurement_device       AFC5R
_diffrn_measurement_method       'omega/2-theta scans'
_diffrn_orient_matrix_UB_11      0.00448
_diffrn_orient_matrix_UB_12      0.07942
_diffrn_orient_matrix_UB_13      0.00312
_diffrn_orient_matrix_UB_21      -0.03122
_diffrn_orient_matrix_UB_22      0.01104
_diffrn_orient_matrix_UB_23      -0.00719
_diffrn_orient_matrix_UB_31      0.00328
_diffrn_orient_matrix_UB_32      -0.00326
_diffrn_orient_matrix_UB_33      0.05162
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rigaku rotating anode'
_diffrn_radiation_type           MoKalpha
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  9.86
_diffrn_reflns_limit_h_max       38
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       2
_diffrn_reflns_limit_l_min       -2
_diffrn_reflns_number            7786
_diffrn_reflns_theta_max         27.4864
_diffrn_standards_decay_%        -17.30
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu_cm 31.729
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.791
_exptl_absorpt_correction_type   psi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.789
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             4088.00
_exptl_crystal_size_max          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         -1.06652
_refine_diff_density_min         1.12722
_refine_ls_extinction_coef       0.16128
_refine_ls_extinction_method     Zachariasen_type_2_gaussian_isotropic
_refine_ls_goodness_of_fit_obs   2.852
_refine_ls_matrix_type           full
_refine_ls_number_parameters     446
_refine_ls_number_reflns         2556
_refine_ls_number_restraints     0
_refine_ls_R_factor_obs          0.0678
_refine_ls_shift/esd_max         4.8596
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_obs         0.0582
_cod_data_source_file            ja960606g_3.cif
_cod_data_source_block           Mo2Pd2Br4(pyphos)4.3(CH2Cl2)
_cod_original_cell_volume        7765(2)
_cod_original_sg_symbol_H-M      'C 2/c '
_cod_original_formula_sum        'C71 H58 O4 N4 P4 Mo2 Pd2 Br4 Cl6'
_cod_database_code               4117166