pH Dependent Structural Diversity of Metal Complexes with 5-(4H-1,2,4-Triazol-4-yl)benzene-1,3-dicarboxylic Acid
Chen, Min; Chen, Shui-Sheng; Okamura, Taka-aki; Su, Zhi; Chen, Man-Sheng; Zhao, Yue; Sun, Wei-Yin; Ueyama, Norikazu; Crystal Growth & Design 11 (2011) 1901–; doi:10.1021/cg200068v

data_4500653
_publ_section_title
;
 pH Dependent Structural Diversity of Metal Complexes with
 5-(4H-1,2,4-Triazol-4-yl)benzene-1,3-dicarboxylic Acid
;
_journal_issue                   5
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1901
_journal_paper_doi               10.1021/cg200068v
_journal_volume                  11
_journal_year                    2011
_chemical_formula_moiety         'C20 H26 N6 Ni O15'
_chemical_formula_sum            'C20 H26 N6 Ni O15'
_chemical_formula_weight         649.18
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2011-02-17
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 118.296(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.495(4)
_cell_length_b                   6.6189(11)
_cell_length_c                   16.996(3)
_cell_measurement_reflns_used    6532
_cell_measurement_temperature    200
_cell_measurement_theta_max      25.37
_cell_measurement_theta_min      3.20
_cell_volume                     2624.4(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID II'
_diffrn_measurement_method       \w
_diffrn_radiation_source
;
 MicroMax-007HF microfocus rotating anode X-ray generator
;
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.1066
_diffrn_reflns_av_sigmaI/netI    0.0888
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            9098
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.20
_exptl_absorpt_coefficient_mu    0.826
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Pale-blue
_exptl_crystal_density_diffrn    1.643
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1344
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.665
_refine_diff_density_min         -0.351
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     216
_refine_ls_number_reflns         2309
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0965
_refine_ls_R_factor_gt           0.0625
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0734P)^2^+0.4664P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1325
_refine_ls_wR_factor_ref         0.1476
_reflns_number_gt                1665
_reflns_number_total             2309
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cg200068v_si_002.cif
_cod_data_source_block           3
_cod_original_cell_volume        2624.4(7)
_cod_database_code               4500653