Palladium nanoparticles in glycerol: a clear-cut catalyst for one-pot multi-step processes applied in the synthesis of heterocyclic compounds
Chahdoura, Faouzi; Mallet-Ladeira, Sonia; Gómez, Montserrat; Organic Chemistry Frontiers 2 (2015) 312–; doi:10.1039/C4QO00338A

data_1553070
_publ_section_title
;
 Palladium nanoparticles in glycerol: a clear-cut catalyst for one-pot
 multi-step processes applied in the synthesis of heterocyclic compounds
;
_journal_issue                   4
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              312
_journal_paper_doi               10.1039/C4QO00338A
_journal_volume                  2
_journal_year                    2015
_chemical_absolute_configuration unk
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C21 H21 N3 O'
_chemical_formula_sum            'C21 H21 N3 O'
_chemical_formula_weight         331.41
_space_group_IT_number           7
_space_group_name_Hall           'P -2yc'
_space_group_name_H-M_alt        'P 1 c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      7
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2014-08-22 deposited with the CCDC.
2015-01-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 103.633(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   18.2723(16)
_cell_length_b                   5.5654(4)
_cell_length_c                   8.7266(7)
_cell_measurement_reflns_used    4440
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      31.99
_cell_measurement_theta_min      3.44
_cell_measurement_wavelength     0.71073
_cell_volume                     862.43(12)
_computing_cell_refinement       'APEX2 and SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Kappa APEX II Quazar'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0256
_diffrn_reflns_av_unetI/netI     0.0284
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11512
_diffrn_reflns_theta_full        32.55
_diffrn_reflns_theta_max         32.55
_diffrn_reflns_theta_min         4.67
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.08
_exptl_absorpt_correction_T_max  0.9841
_exptl_absorpt_correction_T_min  0.9810
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             352
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.312
_refine_diff_density_min         -0.227
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         3137
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0506
_refine_ls_R_factor_gt           0.0412
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0735P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1114
_reflns_number_gt                2705
_reflns_number_total             3137
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4qo00338a2.cif
_cod_data_source_block           Faouzi11
_cod_original_sg_symbol_H-M      'P c'
_cod_database_code               1553070