Synthesis and structural chemistry of N-{2-(arylthio/seleno) ethyl}morpholine/piperidine-palladium(II) complexes as potent catalysts for the Heck reaction
Pradhumn Singh; Dipanwita Das; Om Prakash; Ajai K. Singh; Inorganica Chimica Acta 393 (2012) 77–84; doi:

data_1512706
_publ_section_title
;
 Synthesis and structural chemistry of N-{2-(arylthio/seleno)
 ethyl}morpholine/piperidine-palladium(II) complexes as potent catalysts
 for the Heck reaction
;
_journal_name_full
;
Inorganica Chimica Acta
;
_journal_page_first              77
_journal_page_last               84
_journal_volume                  393
_journal_year                    2012
_chemical_formula_moiety         'C13 H19 Cl2 N Pd Se'
_chemical_formula_sum            'C13 H19 Cl2 N Pd Se'
_chemical_formula_weight         445.55
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.949(3)
_cell_length_b                   19.348(6)
_cell_length_c                   10.049(3)
_cell_measurement_reflns_used    4589
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      22.94
_cell_measurement_theta_min      2.35
_cell_volume                     1545.5(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0723
_diffrn_reflns_av_sigmaI/netI    0.0577
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            13540
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    3.884
_exptl_absorpt_correction_T_max  0.716
_exptl_absorpt_correction_T_min  0.469
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    1.915
_exptl_crystal_density_meas      1.915
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rods
_exptl_crystal_F_000             872.0
_exptl_crystal_size_max          0.215
_exptl_crystal_size_mid          0.163
_exptl_crystal_size_min          0.087
_refine_diff_density_max         1.657
_refine_diff_density_min         -1.004
_refine_diff_density_rms         0.158
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.209
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2720
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.209
_refine_ls_R_factor_all          0.0698
_refine_ls_R_factor_gt           0.0606
_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^)+(0.0567P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1205
_refine_ls_wR_factor_ref         0.1246
_reflns_number_gt                2428
_reflns_number_total             2720
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2013-394-77-84-3.cif
_cod_data_source_block           Complex-6
_cod_database_code               1512706