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_4117164
_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            'C69 H54 Cl2 Mo2 N4 O4 P4'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_audit_creation_date             'Tue Nov 21 21:23:02 1995'
_audit_creation_method           'from TEXRAY.INF file'
_cell_angle_alpha                90
_cell_angle_beta                 111.56(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4.00
_cell_length_a                   14.755(9)
_cell_length_b                   24.965(10)
_cell_length_c                   19.58(1)
_cell_measurement_reflns_used    14
_cell_measurement_temperature    23.0
_cell_measurement_theta_max      11.28
_cell_measurement_theta_min      9.07
_cell_volume                     6708(6)
_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)'
_diffrn_ambient_temperature      23.0
_diffrn_measurement_device       AFC5R
_diffrn_measurement_method       'omega scans with profile analysis'
_diffrn_orient_matrix_UB_11      0.02116
_diffrn_orient_matrix_UB_12      0.03751
_diffrn_orient_matrix_UB_13      -0.00423
_diffrn_orient_matrix_UB_21      0.04267
_diffrn_orient_matrix_UB_22      -0.01348
_diffrn_orient_matrix_UB_23      -0.02583
_diffrn_orient_matrix_UB_31      -0.05515
_diffrn_orient_matrix_UB_32      0.00395
_diffrn_orient_matrix_UB_33      -0.04826
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rigaku rotating anode'
_diffrn_radiation_type           MoKalpha
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  4.70
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            13141
_diffrn_reflns_theta_max         27.5646
_diffrn_standards_decay_%        -1.88
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu_cm 5.860
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.376
_exptl_crystal_description       undefined
_exptl_crystal_F_000             2824.00
_exptl_crystal_size_max          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         -0.52423
_refine_diff_density_min         0.79720
_refine_ls_extinction_coef       0.00000
_refine_ls_extinction_method     Zachariasen_type_2_gaussian_isotropic
_refine_ls_goodness_of_fit_obs   2.378
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           diagonal
_refine_ls_number_parameters     920
_refine_ls_number_reflns         5600
_refine_ls_number_restraints     0
_refine_ls_R_factor_obs          0.0615
_refine_ls_shift/esd_max         0.9359
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_obs         0.0821
_cod_data_source_file            ja960606g_1.cif
_cod_data_source_block           Mo2(pyphos)4.(CH2Cl2)
_cod_original_cell_volume        6709(6)
_cod_original_sg_symbol_H-M      'P 21/c '
_cod_original_formula_sum        'C69 H54 O4 N4 P4 Mo2 Cl2'
_cod_database_code               4117164