Bis(triazacyclohexane) sandwich complexes of (Cu(I))(2), Cu(II) and Zn(II): complexes with cuprophilic attraction between two cationic copper(I) leading to unusual reactivity with dioxygen.
Köhn, Randolf D; Pan, Zhida; Haufe, Matthias; Kociok-Köhn, Gabriele; Dalton transactions (Cambridge, England : 2003)  (2005) 2793–2797; doi:10.1039/b501705j

data_7008334
_publ_section_title
;
 Bis(triazacyclohexane) sandwich complexes of (Cu(I))(2), Cu(II) and
 Zn(II): complexes with cuprophilic attraction between two cationic
 copper(I) leading to unusual reactivity with dioxygen.
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2793
_journal_page_last               2797
_journal_paper_doi               10.1039/b501705j
_journal_year                    2005
_chemical_formula_moiety
;
(C48 H54 N6 Cu 2)2+, (BF4) 2-, (C H2 Cl2) 4
;
_chemical_formula_sum            'C52 H62 B2 Cl8 Cu2 F8 N6'
_chemical_formula_weight         1355.38
_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                87.9160(10)
_cell_angle_beta                 74.5970(10)
_cell_angle_gamma                71.456(2)
_cell_formula_units_Z            1
_cell_length_a                   11.3950(3)
_cell_length_b                   11.4280(3)
_cell_length_c                   12.2310(4)
_cell_measurement_reflns_used    27137
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     1453.79(7)
_computing_cell_refinement       'HKL Scalepack (Otwinski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'HKL Denzo & Scalepack (Otwinski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
SIR97- Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C. ,
Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R.
(1999) J. Appl. Cryst. 32, 115-119.
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       '187 2.0 degree images'
_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  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0498
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            21912
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         6.93
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.167
_exptl_absorpt_correction_T_max  0.8001
_exptl_absorpt_correction_T_min  0.6400
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.548
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             692
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.754
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     352
_refine_ls_number_reflns         6486
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0458
_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^)+(0.0395P)^2^+1.7617P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1052
_refine_ls_wR_factor_ref         0.1164
_reflns_number_gt                5132
_reflns_number_total             6486
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b501705j.txt
_cod_data_source_block           pan38
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7008334