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_4500655
_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         '2(C10 H7 Cu N3 O5), 3(H2 O)'
_chemical_formula_sum            'C20 H20 Cu2 N6 O13'
_chemical_formula_weight         679.50
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 122.820(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.064(5)
_cell_length_b                   7.7666(19)
_cell_length_c                   17.110(4)
_cell_measurement_reflns_used    1435
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.31
_cell_measurement_theta_min      2.54
_cell_volume                     2240.6(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0477
_diffrn_reflns_av_sigmaI/netI    0.0610
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5442
_diffrn_reflns_theta_full        25.09
_diffrn_reflns_theta_max         25.09
_diffrn_reflns_theta_min         2.42
_exptl_absorpt_coefficient_mu    1.989
_exptl_absorpt_correction_T_max  0.7160
_exptl_absorpt_correction_T_min  0.6687
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADBAS (Bruker,2000)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    2.014
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.450
_refine_diff_density_min         -0.572
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         1996
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0478
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0306P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0795
_refine_ls_wR_factor_ref         0.0825
_reflns_number_gt                1633
_reflns_number_total             1996
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg200068v_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        2240.6(10)
_cod_original_sg_symbol_Hall     '-C 2yc '
_cod_original_sg_symbol_H-M      'C2/c  '
_cod_database_code               4500655