Copper(II) Complexes of Cyclams Containing Nitrophenyl Substituents: Push-Pull Behavior and Scorpionate Coordination of the Nitro Group.
Boiocchi, Massimo; Ciarrocchi, Carlo; Fabbrizzi, Luigi; Licchelli, Maurizio; Mangano, Carlo; Poggi, Antonio; Vázquez López, Miguel; Inorganic chemistry 54 (2015) 10197–10207; doi:10.1021/acs.inorgchem.5b01273

data_4346299
_publ_contact_author
;
  Luigi Fabbrizzi
  Dipartimento di Chimica 
  University of Pavia
  via Taramelli 12, I-27100 Pavia, ITALY
;
_publ_section_title
;
 Copper(II) Complexes of Cyclams Containing Nitrophenyl Substituents:
 Push-Pull Behavior and Scorpionate Coordination of the Nitro Group.
;
_journal_issue                   21
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10197
_journal_page_last               10207
_journal_paper_doi               10.1021/acs.inorgchem.5b01273
_journal_volume                  54
_journal_year                    2015
_chemical_formula_moiety         'C16 H26 Cu N6 O4, C2 H3 N, 2(Cl O4)'
_chemical_formula_sum            'C18 H29 Cl2 Cu N7 O12'
_chemical_formula_weight         669.93
_chemical_name_common
;
trans-III-(RRSS)-(1-(2,4-dinitrophenyl)-1,4,8,11-tetra-azacyclotetradecane)
-copper(ii) diperchlorate acetonitril solvate
;
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                79.894(12)
_cell_angle_beta                 83.490(16)
_cell_angle_gamma                79.058(17)
_cell_formula_units_Z            2
_cell_length_a                   8.034(2)
_cell_length_b                   9.4515(17)
_cell_length_c                   18.277(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      6
_cell_volume                     1336.9(5)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'PROFIT (Streltsov & Zavodnik, 1989)'
_computing_molecular_graphics    'MERCURY (Macrae et al.2008)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Enraf-Nonius CAD4'
_diffrn_measurement_method       'profiled 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  0.0421
_diffrn_reflns_av_sigmaI/netI    0.0691
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            5101
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.14
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  300
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    1.090
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.767
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
North A.C.T., Phillips D.C. & Mathews F.S. (1968) Acta. Cryst. A24, 351.
;
_exptl_crystal_colour            VIOLET
_exptl_crystal_density_diffrn    1.664
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'PLATY PRISM'
_exptl_crystal_F_000             690
_exptl_crystal_size_max          0.51
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.613
_refine_diff_density_min         -0.704
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.145
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     362
_refine_ls_number_reflns         4705
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.145
_refine_ls_R_factor_all          0.1030
_refine_ls_R_factor_gt           0.0761
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0468P)^2^+5.5313P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1605
_refine_ls_wR_factor_ref         0.1846
_reflns_number_gt                3676
_reflns_number_total             4705
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic5b01273_si_002.cif
_cod_data_source_block           TRANS_III_CuII(4)_2(ClO4)_MeCN
_cod_database_code               4346299