Vanadium and zinc complexes of 5-cyanopicolinate and pyrazine derivatives: synthesis, structural elucidation and in vitro insulino-mimetic activity study
Koleša-Dobravc, Tanja; Maejima, Keiichi; Yoshikawa, Yutaka; Meden, Anton; Yasui, Hiroyuki; Perdih, Franc; New J. Chem. 41 (2017) 735–; doi:10.1039/C6NJ02961B

data_7055886
_publ_section_title
;
 Vanadium and zinc complexes of 5-cyanopicolinate and pyrazine
 derivatives: synthesis, structural elucidation and in vitro
 insulino-mimetic activity study
;
_journal_issue                   2
_journal_name_full               'New J. Chem.'
_journal_page_first              735
_journal_paper_doi               10.1039/C6NJ02961B
_journal_volume                  41
_journal_year                    2017
_chemical_formula_moiety         'C24 H18 N8 O4 Zn, C7 H8'
_chemical_formula_sum            'C31 H26 N8 O4 Zn'
_chemical_formula_weight         639.97
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2016-05-17 deposited with the CCDC.
2016-12-07 downloaded from the CCDC.
;
_cell_angle_alpha                81.1590(10)
_cell_angle_beta                 86.7830(10)
_cell_angle_gamma                72.6540(10)
_cell_formula_units_Z            2
_cell_length_a                   10.5093(2)
_cell_length_b                   11.7016(2)
_cell_length_c                   12.5825(2)
_cell_measurement_reflns_used    6575
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      0.41
_cell_volume                     1459.34(4)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'KappaCCD Reference Manual (Nonius, 1998)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics
'ORTEP-3 for Windows version 2.02 (Farrugia, 2008)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2015)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 0.055
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type
;
Nonius KappaCCD area-detector diffractometer
;
_diffrn_measurement_method       '\w 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  0.0122
_diffrn_reflns_av_unetI/netI     0.0221
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12042
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.460
_diffrn_reflns_theta_min         3.687
_exptl_absorpt_coefficient_mu    0.893
_exptl_absorpt_correction_T_max  0.8078
_exptl_absorpt_correction_T_min  0.7281
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             660
_exptl_crystal_size_max          0.380
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.250
_refine_diff_density_max         0.933
_refine_diff_density_min         -0.443
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     398
_refine_ls_number_reflns         6609
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0486
_refine_ls_R_factor_gt           0.0434
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0830P)^2^+0.5130P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1202
_refine_ls_wR_factor_ref         0.1271
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5893
_reflns_number_total             6609
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6nj02961b2.cif
_cod_data_source_block           7
_cod_depositor_comments
'Adding full bibliography for 7055882--7055889.cif.'
_cod_database_code               7055886
_shelx_estimated_absorpt_t_min   0.728
_shelx_estimated_absorpt_t_max   0.807
_shelxl_version_number           2014-3
_shelx_res_checksum              58551