Diaqua(2,5-di-4-pyridyl-1,3,4-thiadiazole-κ<i>N</i>^2^)bis(thiocyanato-κ<i>N</i>)nickel(II) dihydrate
Yang, Ming-Hua; Acta Crystallographica Section E 64 (2008) m1331–; doi:10.1107/S1600536808030444

data_2219565
_publ_section_title
;Diaqua(2,5-di-4-pyridyl-1,3,4-thiadiazole-\k<i>N</i>^2^)bis(thiocyanato-\k<i>N</i>)nickel(II)
 dihydrate
;
_journal_coeditor_code           DN2378
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1331
_journal_paper_doi               10.1107/S1600536808030444
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          '[Ni (N C S)2 (C12 H8 N4 S)2 (H2 O)2], 2H2 O'
_chemical_formula_moiety         'C26 H20 N10 Ni O2 S4, 2(H2 O)'
_chemical_formula_sum            'C26 H24 N10 Ni O4 S4'
_chemical_formula_weight         727.50
_chemical_name_systematic
;Diaqua(2,5-di-4-pyridyl-1,3,4-thiadiazole-\kN^2^)bis(thiocyanato-\kN)nickel(II)
dihydrate
;
_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                104.629(2)
_cell_angle_beta                 93.067(2)
_cell_angle_gamma                112.228(2)
_cell_formula_units_Z            1
_cell_length_a                   7.0555(11)
_cell_length_b                   8.3034(13)
_cell_length_c                   14.849(2)
_cell_measurement_reflns_used    2721
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.19
_cell_measurement_theta_min      1.44
_cell_volume                     768.3(2)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1999)'
_computing_molecular_graphics
;
ORTEPIII (Burnett & Johnson, 1996), ORTEP-3 for Windows (Farrugia,
1997) and
CAMERON (Pearce <i>et al.</i>,  2000)
;
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker SMART'
_diffrn_measurement_method       '\f and \w'
_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  0.0277
_diffrn_reflns_av_sigmaI/netI    0.0659
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            3967
_diffrn_reflns_theta_full        25.30
_diffrn_reflns_theta_max         25.30
_diffrn_reflns_theta_min         1.44
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.955
_exptl_absorpt_correction_T_max  0.8545
_exptl_absorpt_correction_T_min  0.7893
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.572
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             374
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.389
_refine_diff_density_min         -0.513
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         2747
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0894
_refine_ls_R_factor_gt           0.0553
_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^)+(0.0643P)^2^+0.1149P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1246
_refine_ls_wR_factor_ref         0.1434
_reflns_number_gt                1810
_reflns_number_total             2747
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            dn2378.cif
_cod_data_source_block           I
_cod_database_code               2219565
_cod_database_fobs_code          2219565