Insertions of Cyclic and Acyclic Germanium and Tin Heterocarbenoids into Phosphorus‒Chlorine Bonds: Syntheses, Structures, and Reactivities
West, Joseph K.; Stahl, Lothar; Organometallics 31 (2012) 2042–; doi:10.1021/om3000168

data_4076538
_publ_section_title
;
 Insertions of Cyclic and Acyclic Germanium and Tin Heterocarbenoids into
 Phosphorus--Chlorine Bonds: Syntheses, Structures, and Reactivities
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              2042
_journal_paper_doi               10.1021/om3000168
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C20 H48 Cl2 N4 Si2 Sn2'
_chemical_formula_weight         709.08
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 108.827(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.175(10)
_cell_length_b                   12.434(7)
_cell_length_c                   17.246(10)
_cell_measurement_reflns_used    5067
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.78
_cell_measurement_theta_min      2.42
_cell_volume                     3283(3)
_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      173(2)
_diffrn_measured_fraction_theta_full 0.957
_diffrn_measured_fraction_theta_max 0.957
_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  0.0346
_diffrn_reflns_av_sigmaI/netI    0.0336
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            22017
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    1.771
_exptl_absorpt_correction_T_max  0.7296
_exptl_absorpt_correction_T_min  0.5761
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.435
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             1432
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.219
_refine_diff_density_min         -1.057
_refine_diff_density_rms         0.146
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     312
_refine_ls_number_reflns         6175
_refine_ls_number_restraints     21
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0494
_refine_ls_R_factor_gt           0.0336
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0975
_refine_ls_wR_factor_ref         0.1462
_reflns_number_gt                4848
_reflns_number_total             6175
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om3000168_si_001.cif
_cod_data_source_block           7
_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.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4076538