Mononuclear, helical binuclear palladium and lithium complexes bearing a new pyrrole-based NNN-pincer ligand: fluxional property.
Ghorai, Debasish; Kumar, Shanish; Mani, Ganesan; Dalton transactions (Cambridge, England : 2003) 41 (2012) 9503–9512; doi:10.1039/c2dt30816a

data_7019877
_publ_section_title
;
 Mononuclear, helical binuclear palladium and lithium complexes bearing a
 new pyrrole-based NNN-pincer ligand: fluxional property.
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9503
_journal_page_last               9512
_journal_paper_doi               10.1039/c2dt30816a
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C32 H40 Li2 N10, C3.5 H4'
_chemical_formula_sum            'C35.5 H44 Li2 N10'
_chemical_formula_weight         624.69
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 97.893(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.371(2)
_cell_length_b                   11.7200(14)
_cell_length_c                   17.301(2)
_cell_measurement_reflns_used    22442
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.04
_cell_volume                     3890.6(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    SIR-92
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker-APEX-II CCD area detector'
_diffrn_measurement_method       hemisphere
_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  0.0457
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            22442
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_T_max  0.9935
_exptl_absorpt_correction_T_min  0.9870
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.067
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1332
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
The unit cell contains one toluene molecule
which has been treated as a diffuse contribution to the
overall scattering without specific atom positions by SQUEEZE/PLATON.
;
_refine_diff_density_max         0.280
_refine_diff_density_min         -0.185
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.998
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     200
_refine_ls_number_reflns         3427
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.0889
_refine_ls_R_factor_gt           0.0617
_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^)+(0.0554P)^2^+4.7080P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1480
_refine_ls_wR_factor_ref         0.1593
_reflns_number_gt                2333
_reflns_number_total             3427
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c2dt30816a.txt
_cod_data_source_block           lithiumsalt_4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'Constr' changed
to 'constr' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3890.5(8)
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C35.50 H44 Li2 N10'
_cod_database_code               7019877