trans-Dichloro bis(3-amino-1,2,4-triazolium-N^1^) copper(II) tetrachlorocuprate(II) dihydrate.
Carlos Sanchez; Juan M. Salas; Miguel Quiros; M. Purificacion Sanchez; Acta Crystallographica Section E 60 (2004) m370–m372; doi:10.1107/S1600536804003812

data_1100154
_publ_section_title
;
trans-Dichloro bis(3-amino-1,2,4-triazolium-N^1^) copper(II)
tetrachlorocuprate(II) dihydrate.
;
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m370
_journal_page_last               m372
_journal_paper_doi               10.1107/S1600536804003812
_journal_volume                  60
_journal_year                    2004
_chemical_formula_moiety         'C4 H10 Cl2 Cu N8 2+, Cl4 Cu 2-, 2(H2 O)'
_chemical_formula_sum            'C4 H14 Cl6 Cu2 N8 O2'
_chemical_formula_weight         546.01
_chemical_name_systematic
;
trans-Dichloro bis(3-amino-1,2,4-triazolium-N^1^) copper(II)
tetrachlorocuprate(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     heavy
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                95.0132(15)
_cell_angle_beta                 99.9045(15)
_cell_angle_gamma                110.2812(14)
_cell_formula_units_Z            1
_cell_length_a                   6.1505(6)
_cell_length_b                   7.6367(8)
_cell_length_c                   9.7197(10)
_cell_measurement_reflns_used    3558
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.98
_cell_measurement_theta_min      3.62
_cell_volume                     416.47(7)
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 66.06
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.905
_diffrn_measurement_device_type  'Bruker SMART APEX CCD system'
_diffrn_measurement_method       'phi and omega 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  0.0148
_diffrn_reflns_av_sigmaI/netI    0.0163
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4759
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.15
_diffrn_standards_decay_%        ?
_diffrn_standards_interval_count ?
_diffrn_standards_interval_time  ?
_diffrn_standards_number         ?
_exptl_absorpt_coefficient_mu    3.531
_exptl_absorpt_correction_T_max  0.5105
_exptl_absorpt_correction_T_min  0.4216
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS (Bruker, 1999)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.177
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             270
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.299
_refine_diff_density_min         -0.331
_refine_diff_density_rms         0.062
_refine_ls_extinction_coef       0.079(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1867
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0184
_refine_ls_R_factor_gt           0.0177
_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^)+(0.0200P)^2^+0.2000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0457
_refine_ls_wR_factor_ref         0.0461
_reflns_number_gt                1800
_reflns_number_total             1867
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             2203434
_cod_database_code               1100154