Synthesis and characterization of Sn(II), Pb(II) and Yb(II) complexes supported by [C(Ph2PNSiMe3){6-(2-RC5H3N)}]2− or [CH(Ph2PNSiMe3){6-(2-RC5H3N)}]− (R = 3,5-dimethyl-1-pyrazolyl or iminophosphoranyl) ligands
Chai, Zuo-Yun; Wang, Zhong-Xia; Dalton Transactions  (2009) 8005–8012; doi:10.1039/b906266a

data_7002305
_publ_section_title
;
 Synthesis and characterization of Sn(II), Pb(II) and Yb(II) complexes
 supported by [C(Ph2P&#xE001;NSiMe3){6-(2-RC5H3N)}]2&#x2212; or
 [CH(Ph2P&#xE001;NSiMe3){6-(2-RC5H3N)}]&#x2212; (R =
 3,5-dimethyl-1-pyrazolyl or iminophosphoranyl) ligands
;
_journal_issue                   38
_journal_name_full               'Dalton Transactions'
_journal_page_first              8005
_journal_page_last               8012
_journal_paper_doi               10.1039/b906266a
_journal_year                    2009
_chemical_formula_sum            'C49 H65 N4 P2 Si3 Sn'
_chemical_formula_weight         974.95
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                80.404(3)
_cell_angle_beta                 72.936(3)
_cell_angle_gamma                71.534(2)
_cell_formula_units_Z            2
_cell_length_a                   10.4319(16)
_cell_length_b                   15.457(3)
_cell_length_c                   17.668(3)
_cell_measurement_reflns_used    3708
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.25
_cell_measurement_theta_min      2.16
_cell_volume                     2574.7(8)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.924
_diffrn_measured_fraction_theta_max 0.924
_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  0.0250
_diffrn_reflns_av_sigmaI/netI    0.0592
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            10880
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.39
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.664
_exptl_absorpt_correction_T_max  0.936
_exptl_absorpt_correction_T_min  0.900
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.258
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1018
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.964
_refine_diff_density_min         -0.366
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     543
_refine_ls_number_reflns         8408
_refine_ls_number_restraints     32
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0766
_refine_ls_R_factor_gt           0.0456
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0522P)^2^+1.8784P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1057
_refine_ls_wR_factor_ref         0.1250
_reflns_number_gt                5929
_reflns_number_total             8408
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b906266a.txt
_cod_data_source_block           11
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        2574.7(7)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7002305