Between Ni(mnt)2 and Ni(tfd)2i Dithiolene Complexes: the Unsymmetrical 2-(Trifluoromethyl)acrylonitrile-1,2-dithiolate and Its Nickel Complexes
Olivier Jeannin; Jacques Delaunay; Frédéric Barrière; Marc Fourmigué; Inorganic Chemistry 44 (2005) 9763–9770; doi:10.1021/ic051226b

data_4310243
_publ_section_title
;
Between Ni(mnt)2 and Ni(tfd)2i Dithiolene Complexes: the Unsymmetrical
2-(Trifluoromethyl)acrylonitrile-1,2-dithiolate and Its Nickel Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9763
_journal_page_last               9770
_journal_paper_doi               10.1021/ic051226b
_journal_volume                  44
_journal_year                    2005
_chemical_formula_moiety         'C20 H24 F6 N2 Na Ni O6 S4'
_chemical_formula_sum            'C20 H24 F6 N2 Na Ni O6 S4'
_chemical_formula_weight         712.37
_chemical_name_common            Na(18c6),Ni(S2C2(CF3)(CN))2
_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                 92.78(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.9125(16)
_cell_length_b                   15.458(3)
_cell_length_c                   24.159(5)
_cell_measurement_reflns_used    7245
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      2.15
_cell_volume                     2951.4(10)
_computing_cell_refinement       'CELL, Stoe-IPDS'
_computing_data_collection       'EXPOSE, Stoe-IPDS'
_computing_data_reduction        'INTEGRATE, Stoe-IPDS'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 6.66
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'STOE IPDS'
_diffrn_measurement_method       'Oscillation, phi incr. 1 deg'
_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  0.1093
_diffrn_reflns_av_sigmaI/netI    0.1135
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            22133
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.14
_exptl_absorpt_coefficient_mu    1.0300
_exptl_absorpt_correction_T_max  0.9614
_exptl_absorpt_correction_T_min  0.7242
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
a grid of  8 x  8 x  8 =   512 sampling points was used
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.603
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1452
_exptl_crystal_size_max          0.8
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.247
_refine_diff_density_min         -0.232
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.806
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     382
_refine_ls_number_reflns         5719
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.806
_refine_ls_R_factor_all          0.1200
_refine_ls_R_factor_gt           0.0423
_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^)+(0.0225P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0683
_refine_ls_wR_factor_ref         0.0843
_reflns_number_gt                2643
_reflns_number_total             5719
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic051226bsi20050722_112444_6.cif
_cod_data_source_block           oj167
_cod_original_formula_sum        'C20 H24 F6 N2 Na Ni O6 S4 '
_cod_database_code               4310243
_exptl_absorpt_correction_t_ave  0.9272