Syntheses of Pd(ii)/Pt(ii) complexes with non-chelating 4-pyridylselenolate ligand ranging from mononuclear to macrocyclic structures and their utility as catalysts in Suzuki C-C coupling reaction.
Vivekananda, K. V.; Dey, S.; Wadawale, A.; Bhuvanesh, N.; Jain, V. K.; Dalton transactions (Cambridge, England : 2003) 42 (2013) 14158–14167; doi:10.1039/c3dt51510a

data_7021912
_publ_section_title
;
 Syntheses of Pd(ii)/Pt(ii) complexes with non-chelating
 4-pyridylselenolate ligand ranging from mononuclear to macrocyclic
 structures and their utility as catalysts in Suzuki C-C coupling
 reaction.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14158
_journal_page_last               14167
_journal_paper_doi               10.1039/c3dt51510a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C33 H57 Cl3 N3 P3 Pd3 Se3'
_chemical_formula_weight         1251.16
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.330(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.2500(12)
_cell_length_b                   13.984(6)
_cell_length_c                   24.400(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      13.4
_cell_measurement_theta_min      10.2
_cell_volume                     4689(2)
_computing_cell_refinement       WinAFC
_computing_data_collection       WInAFC
_computing_data_reduction        'Crystal Structure'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR-92
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku AFC7S'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0611
_diffrn_reflns_av_unetI/netI     0.3827
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            14523
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.63
_diffrn_standards_decay_%        0.05
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    3.766
_exptl_absorpt_correction_T_max  0.7045
_exptl_absorpt_correction_T_min  0.4528
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North, Phillips & Mathews, 1968)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.772
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2448
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
A total of 24 electrons are present in the different voids
These may correspond to water molecules, 
but can not be established correctly
;
_refine_diff_density_max         1.032
_refine_diff_density_min         -0.886
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.750
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     410
_refine_ls_number_reflns         10760
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      0.756
_refine_ls_R_factor_all          0.3474
_refine_ls_R_factor_gt           0.0745
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0607P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1409
_refine_ls_wR_factor_ref         0.1803
_reflns_number_gt                2564
_reflns_number_total             10760
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt51510a.txt
_cod_data_source_block           7a
_cod_database_code               7021912