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_7055882
_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         'C14 H6 N4 O6 V, H4 N'
_chemical_formula_sum            'C14 H10 N5 O6 V'
_chemical_formula_weight         395.21
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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
_audit_update_record
;
2016-05-17 deposited with the CCDC.
2016-12-07 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.667(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.9268(3)
_cell_length_b                   8.7933(2)
_cell_length_c                   13.3931(3)
_cell_measurement_reflns_used    4518
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      30.3103
_cell_measurement_theta_min      3.0428
_cell_volume                     1625.49(6)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2013)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2013)'
_computing_data_reduction        'CrysAlis PRO (Agilent, 2013)'
_computing_molecular_graphics
'ORTEP-3 for Windows version 2.02 (Farrugia, 2008)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.4933
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  Mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0240
_diffrn_reflns_av_sigmaI/netI    0.0276
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9720
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.655
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.86205
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Agilent, 2013)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.615
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.242
_refine_diff_density_min         -0.311
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     251
_refine_ls_number_reflns         3722
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0333
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0451P)^2^+0.4526P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0873
_refine_ls_wR_factor_ref         0.0932
_reflns_number_gt                3053
_reflns_number_total             3722
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c6nj02961b2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7055882--7055889.cif.'
_cod_database_code               7055882