[CpNi(dithiolene)] (and diselenolene) neutral radical complexes.
Nomura, Mitsushiro; Cauchy, Thomas; Geoffroy, Michel; Adkine, Prashant; Fourmigué, Marc; Inorganic chemistry 45 (2006) 8194–8204; doi:10.1021/ic0608546

data_4350419
_publ_section_title
;
 [CpNi(dithiolene)] (and diselenolene) neutral radical complexes.
;
_journal_issue                   20
_journal_name_full               'Inorganic chemistry'
_journal_page_first              8194
_journal_page_last               8204
_journal_paper_doi               10.1021/ic0608546
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         CpNi(dsdt)
_chemical_formula_sum            'C9 H9 Ni S2 Se2'
_chemical_formula_weight         397.91
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/n 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                 106.276(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.2605(5)
_cell_length_b                   21.146(2)
_cell_length_c                   9.2234(7)
_cell_measurement_reflns_used    5778
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.8
_cell_measurement_theta_min      2.0
_cell_volume                     1172.10(18)
_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 0.934
_diffrn_measured_fraction_theta_max 0.934
_diffrn_measurement_device_type  STOE-IPDS
_diffrn_measurement_method       'Oscillation, phi. incr. 1.1'
_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  0.0907
_diffrn_reflns_av_sigmaI/netI    0.0655
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            9139
_diffrn_reflns_theta_full        25.98
_diffrn_reflns_theta_max         25.98
_diffrn_reflns_theta_min         1.93
_exptl_absorpt_coefficient_mu    8.178
_exptl_absorpt_correction_T_max  0.9877
_exptl_absorpt_correction_T_min  0.2158
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
[c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    2.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             764
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.973
_refine_diff_density_min         -1.206
_refine_diff_density_rms         0.227
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.975
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     127
_refine_ls_number_reflns         2148
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.975
_refine_ls_R_factor_all          0.0862
_refine_ls_R_factor_gt           0.0619
_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^)+(0.1161P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1528
_refine_ls_wR_factor_ref         0.1761
_reflns_number_gt                1457
_reflns_number_total             2148
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0608546si20060517_102251.cif
_cod_data_source_block           mn191abs
_cod_original_cell_volume        1172.11(18)
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4350419