Inorganic Heterocyclic Bis(phosphines): Syntheses and Structures of a 1,2-Bis(diazasilaphosphetidino)ethane and Its Nickel, Molybdenum, and Rhodium Complexes
Ingo Schranz; Graham R. Lief; Steven J. Midstokke; Lothar Stahl; Inorganic Chemistry 41 (2002) 6919–6927; doi:10.1021/ic020524v

data_4319020
_publ_contact_author_address
;  Department of Chemistry
    University of North Dakota
    Grand Forks, ND 585620
    USA
;
_publ_contact_author_email       lstahl@chem.und.edu
_publ_contact_author_fax         '(701) 777-2331'
_publ_contact_author_name        'Lothar Stahl'
_publ_contact_author_phone       '(701) 777-2242'
_publ_section_title
;
 Inorganic Heterocyclic Bis(phosphines): Syntheses and Structures of a
 1,2-Bis(diazasilaphosphetidino)ethane and Its Nickel, Molybdenum, and
 Rhodium Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6919
_journal_page_last               6927
_journal_paper_doi               10.1021/ic020524v
_journal_volume                  41
_journal_year                    2002
_chemical_formula_sum            'C26 H60 Cl2 N4 Ni O P2 Si2'
_chemical_formula_weight         692.51
_chemical_name_common            PhetPhosNi
_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                72.680(2)
_cell_angle_beta                 75.180(2)
_cell_angle_gamma                82.222(2)
_cell_formula_units_Z            4
_cell_length_a                   13.3924(15)
_cell_length_b                   15.5672(18)
_cell_length_c                   19.414(2)
_cell_measurement_temperature    293(2)
_cell_volume                     3727.7(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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 0.931
_diffrn_measured_fraction_theta_max 0.931
_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  0.0504
_diffrn_reflns_av_sigmaI/netI    0.0474
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            24457
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.13
_exptl_absorpt_coefficient_mu    0.838
_exptl_absorpt_correction_T_max  0.4383
_exptl_absorpt_correction_T_min  0.3311
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.782
_refine_diff_density_min         -0.501
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     717
_refine_ls_number_reflns         17210
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0706
_refine_ls_R_factor_gt           0.0551
_refine_ls_shift/su_max          0.855
_refine_ls_shift/su_mean         0.023
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0669P)^2^+3.3642P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1352
_refine_ls_wR_factor_ref         0.1450
_reflns_number_gt                13989
_reflns_number_total             17210
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic020524v_3.cif
_cod_data_source_block           3.THF
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3727.8(7)
_cod_database_code               4319020