Rings, chains and helices: new antimicrobial silver coordination compounds with (iso-)nicotinic acid derivatives.
Chevrier, Inès; Sagué, Jorge L; Brunetto, Priscilla S.; Khanna, Nina; Rajacic, Zarko; Fromm, Katharina M.; Dalton transactions (Cambridge, England : 2003) 42 (2013) 217–231; doi:10.1039/c2dt31259j

data_7022034
_publ_section_title
;
 Rings, chains and helices: new antimicrobial silver coordination
 compounds with (iso-)nicotinic acid derivatives.
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              217
_journal_page_last               231
_journal_paper_doi               10.1039/c2dt31259j
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C40 H48 Ag4 N4 O14,4(N1 O3)'
_chemical_formula_sum            'C40 H48 Ag4 N8 O26'
_chemical_formula_weight         1488.34
_chemical_name_common            'bisnicotinate tetraethyleneglycol'
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.243(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.9254(16)
_cell_length_b                   7.9338(10)
_cell_length_c                   31.910(5)
_cell_measurement_reflns_used    9663
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.07
_cell_measurement_theta_min      1.95
_cell_volume                     2512.2(6)
_computing_cell_refinement       Xarea
_computing_data_collection       Xarea
_computing_data_reduction        Xarea
_computing_molecular_graphics    diamond
_computing_publication_material  word
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'STOE IPDS 2T'
_diffrn_measurement_method       'rotation method'
_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  0.1859
_diffrn_reflns_av_sigmaI/netI    0.1690
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            17935
_diffrn_reflns_theta_full        26.74
_diffrn_reflns_theta_max         26.74
_diffrn_reflns_theta_min         2.05
_exptl_absorpt_coefficient_mu    1.635
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8208
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.968
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1480
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.314
_refine_diff_density_min         -1.166
_refine_diff_density_rms         0.181
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.126
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     327
_refine_ls_number_reflns         5298
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.126
_refine_ls_R_factor_all          0.1907
_refine_ls_R_factor_gt           0.0961
_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^)+(0.0486P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1530
_refine_ls_wR_factor_ref         0.1782
_reflns_number_gt                2635
_reflns_number_total             5298
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c2dt31259j.txt
_cod_data_source_block           l4nagno3
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7022034