Dialkylcyanamides are more reactive substrates toward metal-mediated nucleophilic addition than alkylcyanides.
Anisimova, Tatyana B.; Bokach, Nadezhda A.; Dolgushin, Fedor M.; Kukushkin, Vadim Yu; Dalton transactions (Cambridge, England : 2003) 42 (2013) 12460–12467; doi:10.1039/c3dt51137e

data_7023293
_publ_section_title
;
 Dialkylcyanamides are more reactive substrates toward metal-mediated
 nucleophilic addition than alkylcyanides.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12460
_journal_page_last               12467
_journal_paper_doi               10.1039/c3dt51137e
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C25 H22 P, C3 H6 Cl3 N2 Pt'
_chemical_formula_sum            'C28 H28 Cl3 N2 P Pt'
_chemical_formula_weight         724.93
_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                 93.0800(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.0799(4)
_cell_length_b                   9.1672(4)
_cell_length_c                   30.4276(13)
_cell_measurement_reflns_used    6206
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.4
_cell_measurement_theta_min      2.5
_cell_volume                     2807.6(2)
_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, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0264
_diffrn_reflns_av_sigmaI/netI    0.0291
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            20159
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.32
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.360
_exptl_absorpt_correction_T_max  0.616
_exptl_absorpt_correction_T_min  0.411
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.715
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1416
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         3.255
_refine_diff_density_min         -3.305
_refine_diff_density_rms         0.119
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     338
_refine_ls_number_reflns         6724
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0471
_refine_ls_R_factor_gt           0.0363
_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^)+(0.0046P)^2^+12.0957P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0644
_refine_ls_wR_factor_ref         0.0681
_reflns_number_gt                5559
_reflns_number_total             6724
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt51137e.txt
_cod_data_source_block           1
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7023293