Diaquabis(5-carboxy-2-propyl-1<i>H</i>-imidazole-4-carboxylato-κ^2^<i>N</i>^3^,<i>O</i>^4^)zinc(II) 3.5-hydrate
Li, Shi-Jie; Song, Wen-Dong; Li, Shi-Hong; Dong, Jing-Jing; Yan, Jian-Bin; Acta Crystallographica Section E 66 (2010) m1094–m1095; doi:10.1107/S1600536810031478

data_2227622
_publ_section_title
;
 Diaquabis(5-carboxy-2-propyl-1<i>H</i>-imidazole-4-carboxylato-\k^2^<i>N</i>^3^,<i>O</i>^4^)zinc(II)
 3.5-hydrate
;
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1094
_journal_page_last               m1095
_journal_paper_doi               10.1107/S1600536810031478
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          '[Zn(C8 H9 N2 O4)2 (H2 O)2], 3.5H2 O'
_chemical_formula_moiety         'C16 H22 N4 O10 Zn, 3.5(H2 O)'
_chemical_formula_sum            'C16 H29 N4 O13.5 Zn'
_chemical_formula_weight         558.82
_chemical_name_systematic
;
Diaquabis(5-carboxy-2-propyl-1<i>H</i>-imidazole-4-carboxylato
-\k^2^N^3^,O^4^)zinc(II) 3.5-hydrate
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.783(2)
_cell_angle_beta                 83.035(2)
_cell_angle_gamma                86.852(2)
_cell_formula_units_Z            2
_cell_length_a                   10.4780(18)
_cell_length_b                   10.5729(18)
_cell_length_c                   11.3012(19)
_cell_measurement_reflns_used    3600
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      1.36
_cell_volume                     1229.1(4)
_computing_cell_refinement       'SAINT (Bruker, 2007)'
_computing_data_collection       'APEX2 (Bruker, 2007)'
_computing_data_reduction        'SAINT (Bruker, 2007)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       '\f and \w scan'
_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  0.0332
_diffrn_reflns_av_sigmaI/netI    0.0659
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            6393
_diffrn_reflns_theta_full        25.20
_diffrn_reflns_theta_max         25.20
_diffrn_reflns_theta_min         1.83
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.071
_exptl_absorpt_correction_T_max  0.8064
_exptl_absorpt_correction_T_min  0.7465
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.510
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             582
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.808
_refine_diff_density_min         -0.719
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     342
_refine_ls_number_reflns         4360
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.325
_refine_ls_R_factor_all          0.0782
_refine_ls_R_factor_gt           0.0557
_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^)+(0.0755P)^2^+0.5831P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1455
_refine_ls_wR_factor_ref         0.1601
_reflns_number_gt                3172
_reflns_number_total             4360
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hy2336.cif
_cod_data_source_block           I
_cod_database_code               2227622
_cod_database_fobs_code          2227622