The first examples of metal-mediated addition of a phosphorus imine to nitriles; the preparation and X-ray crystal structures of [PtCl4{NH=C(Et)N=PPh3}2] and [PtCl2(EtCN){NH=C(Et)N[double bond, length as m-dash]PPh3}].
Bokach, Nadezhda A.; Kukushkin, Vadim Yu; Kelly, Paul F.; Haukka, Matti; Pombeiro, Armando J. L.; Dalton transactions (Cambridge, England : 2003)  (2005) 1354–1356; doi:10.1039/b502970h

data_7008453
_publ_section_title
;
 The first examples of metal-mediated addition of a phosphorus imine to
 nitriles; the preparation and X-ray crystal structures of
 [PtCl4{NH=C(Et)N=PPh3}2] and [PtCl2(EtCN){NH=C(Et)N[double bond,
 length as m-dash]PPh3}].
;
_journal_issue                   8
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1354
_journal_page_last               1356
_journal_paper_doi               10.1039/b502970h
_journal_year                    2005
_chemical_formula_moiety         'C42 H42 Cl4 N4 P2 Pt'
_chemical_formula_sum            'C42 H42 Cl4 N4 P2 Pt'
_chemical_formula_weight         1001.63
_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                73.8900(10)
_cell_angle_beta                 86.897(2)
_cell_angle_gamma                89.625(2)
_cell_formula_units_Z            2
_cell_length_a                   10.1210(2)
_cell_length_b                   13.7987(4)
_cell_length_c                   15.6217(4)
_cell_measurement_temperature    100(2)
_cell_volume                     2092.85(9)
_computing_cell_refinement       'Denzo/Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'Denzo/Scalepack (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP in SHELXTL v.6.14 (Bruker AXS, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       '\f scans and \w scans'
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0294
_diffrn_reflns_av_sigmaI/netI    0.0553
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            12933
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         2.49
_exptl_absorpt_coefficient_mu    3.719
_exptl_absorpt_correction_T_max  0.8049
_exptl_absorpt_correction_T_min  0.5721
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Denzo/Scalepack (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             996
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.796
_refine_diff_density_min         -1.060
_refine_diff_density_rms         0.160
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     488
_refine_ls_number_reflns         7363
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0468
_refine_ls_R_factor_gt           0.0301
_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^)+(0.0288P)^2^+0.9156P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0695
_refine_ls_wR_factor_ref         0.0761
_reflns_number_gt                5672
_reflns_number_total             7363
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b502970h.txt
_cod_data_source_block           structure_3
_cod_database_code               7008453