A series of Zn(ii) coordination complexes derived from isomeric phenylenediacetic acid and dipyridyl ligands: syntheses, crystal structures, and characterizations
Yang, Guo-Ping; Wang, Yao-Yu; Zhang, Wei-Hong; Fu, Ai-Yun; Liu, Rui-Ting; Lermontova, Elmira Kh.; Shi, Qi-Zhen; CrystEngComm 12 (2010) 1509–; doi:10.1039/b915889h

data_7211866
_publ_section_title
;
 A series of Zn(ii) coordination complexes derived from isomeric
 phenylenediacetic acid and dipyridyl ligands: syntheses, crystal
 structures, and characterizations
;
_journal_issue                   5
_journal_name_full               CrystEngComm
_journal_page_first              1509
_journal_paper_doi               10.1039/b915889h
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C21 H20 N2 O5 Zn'
_chemical_formula_sum            'C21 H20 N2 O5 Zn'
_chemical_formula_weight         445.76
_chemical_name_systematic
;
?
;
_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                115.892(4)
_cell_angle_beta                 105.631(5)
_cell_angle_gamma                95.654(5)
_cell_formula_units_Z            2
_cell_length_a                   9.562(4)
_cell_length_b                   10.592(2)
_cell_length_c                   10.940(2)
_cell_measurement_reflns_used    521
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      18.826
_cell_measurement_theta_min      2.208
_cell_volume                     929.6(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Brucker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Brucker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.959
_diffrn_measured_fraction_theta_max 0.959
_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  0.0438
_diffrn_reflns_av_sigmaI/netI    0.1365
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4608
_diffrn_reflns_theta_full        25.10
_diffrn_reflns_theta_max         25.10
_diffrn_reflns_theta_min         2.21
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.359
_exptl_absorpt_correction_T_max  0.8221
_exptl_absorpt_correction_T_min  0.6125
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.593
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             460
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.178
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.118
_refine_ls_extinction_coef       0.013(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         3177
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.1103
_refine_ls_R_factor_gt           0.0673
_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^)+(0.0608P)^2^+0.2000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1481
_refine_ls_wR_factor_ref         0.1567
_reflns_number_gt                1785
_reflns_number_total             3177
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b915889h.txt
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7211866