Platinum(ii) and palladium(ii) complexes derived from 1-ferrocenylmethyl-3,5-diphenylpyrazole. Coordination, cyclometallation or transannulation?
López, Concepción; González, Asensio; Bosque, Ramon; Basu, Pradipta K.; Font-Bardía, Mercè; Calvet, Teresa; RSC Advances 2 (2012) 1986–; doi:10.1039/c1ra01080h

data_7238481
_publ_section_title
;
 Platinum(ii) and palladium(ii) complexes derived from
 1-ferrocenylmethyl-3,5-diphenylpyrazole. Coordination, cyclometallation
 or transannulation?
;
_journal_issue                   5
_journal_name_full               'RSC Advances'
_journal_page_first              1986
_journal_paper_doi               10.1039/c1ra01080h
_journal_volume                  2
_journal_year                    2012
_chemical_formula_moiety         'C28 H28 Cl2 Fe N2 O Pd S'
_chemical_formula_sum            'C28 H28 Cl2 Fe N2 O Pd S'
_chemical_formula_weight         673.73
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.938(5)
_cell_length_b                   13.226(5)
_cell_length_c                   26.424(4)
_cell_measurement_reflns_used    7287
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      31
_cell_measurement_theta_min      3
_cell_volume                     5570(3)
_computing_cell_refinement       AUTOMAR
_computing_data_collection       MARXDS
_computing_data_reduction        MARSCALE
_computing_molecular_graphics    'ORTEP (Brueggermann and Smith, 1990)'
_computing_publication_material  'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.902
_diffrn_measured_fraction_theta_max 0.704
_diffrn_measurement_device_type  'MAR345 with image plate detector'
_diffrn_measurement_method       'phi scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0542
_diffrn_reflns_av_sigmaI/netI    0.0507
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            40442
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         32.39
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    1.458
_exptl_absorpt_correction_T_max  0.86
_exptl_absorpt_correction_T_min  0.83
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.607
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2720
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         3.151
_refine_diff_density_min         -1.371
_refine_diff_density_rms         0.150
_refine_ls_extinction_coef       0.0031(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     326
_refine_ls_number_reflns         7038
_refine_ls_number_restraints     17
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0675
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0920P)^2^+21.1887P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2041
_refine_ls_wR_factor_ref         0.2097
_reflns_number_gt                5917
_reflns_number_total             7038
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ra01080h.txt
_cod_data_source_block           chnm35b
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7238481