Reaction of stannylene phosphorus Lewis pairs with dichlorides of germanium, tin and lead - the formation of base stabilized stannyl stannylenes/germylenes and redox reaction with PbCl2.
Krebs, K. M.; Maudrich, J.-J.; Wesemann, L.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 8081–8088; doi:10.1039/c6dt00916f

data_7039021
_publ_section_title
;
 Reaction of stannylene phosphorus Lewis pairs with dichlorides of
 germanium, tin and lead - the formation of base stabilized stannyl
 stannylenes/germylenes and redox reaction with PbCl2.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8081
_journal_page_last               8088
_journal_paper_doi               10.1039/c6dt00916f
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C54 H75 Cl2 P Sn2'
_chemical_formula_weight         1063.39
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_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
_audit_update_record
;
2016-03-03 deposited with the CCDC.
2016-03-30 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.0688(4)
_cell_length_b                   24.6470(6)
_cell_length_c                   26.0868(6)
_cell_measurement_reflns_used    9412
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.60
_cell_volume                     10331.6(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0396
_diffrn_reflns_av_sigmaI/netI    0.0167
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            158517
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.56
_exptl_absorpt_coefficient_mu    1.135
_exptl_absorpt_correction_T_max  0.9347
_exptl_absorpt_correction_T_min  0.7969
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.367
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             4384
_exptl_crystal_size_max          0.372
_exptl_crystal_size_mid          0.190
_exptl_crystal_size_min          0.181
_refine_diff_density_max         0.608
_refine_diff_density_min         -0.431
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     544
_refine_ls_number_reflns         10546
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0300
_refine_ls_R_factor_gt           0.0226
_refine_ls_shift/su_max          0.009
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0171P)^2^+11.3757P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0454
_refine_ls_wR_factor_ref         0.0481
_reflns_number_gt                9227
_reflns_number_total             10546
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt00916f2.cif
_cod_data_source_block           kk105_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7039020--7039024.cif.
;
_cod_original_sg_symbol_H-M      'Pbca '
_cod_database_code               7039021