Ni(II) and Zn(II) Complexes with Cinoxacin. Synthesis and Characterization of M(Cx)2(DMSO)n(H2O)m (n = 0,2; m = 2,4). Crystal Structures of [M(Cx)2(DMSO)2].4H2O (M = Ni(II), Zn(II))
M. Ruiz; Rosa Ortiz; Lourdes Perelló; Alfonso Castiñeiras; Miguel Quirós; Inorganica Chimica Acta 211 (1993) 133–139; doi:10.1016/S0020-1693(00)85592-9

data_1511769
_publ_section_title
;
 Ni(II) and Zn(II) Complexes with Cinoxacin. Synthesis and
 Characterization of M(Cx)2(DMSO)n(H2O)m (n = 0,2; m = 2,4). Crystal
 Structures of [M(Cx)2(DMSO)2].4H2O (M = Ni(II), Zn(II))
;
_journal_name_full               'Inorganica Chimica Acta'
_journal_page_first              133
_journal_page_last               139
_journal_paper_doi               10.1016/S0020-1693(00)85592-9
_journal_volume                  211
_journal_year                    1993
_chemical_formula_moiety
;
C28 H30 N4 Ni1 O12 S2,4(H2 O1)
;
_chemical_formula_sum            'C28 H38 N4 Ni O16 S2'
_chemical_formula_weight         809.5
_chemical_name_systematic
;
bis(1-Ethyl-1,4-dihydro-4-oxo(1,3)dioxolo(4,5-g)cinnoline-3-carboxylato)-bis(d
imethylsulfoxide)-nickel tetrahydrate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             1994-07-14
_cell_angle_alpha                90
_cell_angle_beta                 104.66(1)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.684(2)
_cell_length_b                   7.729(1)
_cell_length_c                   20.862(1)
_cell_volume                     1666.6(4)
_diffrn_ambient_temperature      298
_diffrn_measurement_device_type  'Enraf Nonius CAD-4'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_number            3690
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.00
_exptl_absorpt_coefficient_mu    0.7815
_exptl_absorpt_correction_T_max  1.133
_exptl_absorpt_correction_T_min  0.795
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            'bright green'
_exptl_crystal_density_diffrn    1.613
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepipedic
_exptl_crystal_F_000             844
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.344
_refine_ls_goodness_of_fit_ref   1.223
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_reflns         2500
_refine_ls_R_factor_gt           0.038
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      unit
_refine_ls_wR_factor_ref         0.041
_reflns_number_gt                2500
_reflns_number_total             3308
_reflns_threshold_expression     >3sigma(I)
_cod_data_source_file            valenciani.cif
_cod_data_source_block           valenciani
_cod_original_cell_volume        1666.7(3)
_cod_original_formula_sum        'C28 H38 N4 Ni1 O16 S2'
_cod_database_code               1511769