Can terdentate 2,6-bis(1,2,3-triazol-4-yl)pyridines form stable coordination compounds?
Li, Yongjun; Huffman, John C; Flood, Amar H; Chemical communications (Cambridge, England)  (2007) 2692–2694; doi:10.1039/b703301j

data_7102011
_publ_section_title
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 Can terdentate 2,6-bis(1,2,3-triazol-4-yl)pyridines form stable
 coordination compounds?
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_journal_issue                   26
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              2692
_journal_page_last               2694
_journal_paper_doi               10.1039/b703301j
_journal_year                    2007
_chemical_formula_moiety         'C51 H69 Eu N21, 3(Cl O4), H2 O'
_chemical_formula_sum            'C51 H71 Cl3 Eu N21 O13'
_chemical_formula_weight         1444.60
_chemical_name_systematic
;
?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.2068(17)
_cell_length_b                   28.499(3)
_cell_length_c                   24.321(2)
_cell_measurement_reflns_used    2045
_cell_measurement_temperature    135(2)
_cell_measurement_theta_max      23.08
_cell_measurement_theta_min      2.39
_cell_volume                     13313(2)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        'SAINT (Bruker, 1999), XTEL (local package)'
_computing_molecular_graphics    'Reciprocal Net (http://recipnet.org)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      135(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 44.52
_diffrn_detector_type            'Bruker SMART 6000'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
' 0.30 degree frames measured for 30.16 seconds each'
_diffrn_measurement_device       'three-circle goniometer with fixed chi'
_diffrn_measurement_device_type  'Bruker Platform goniometer'
_diffrn_measurement_method       '\w scans'
_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  0.1246
_diffrn_reflns_av_sigmaI/netI    0.0556
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       37
_diffrn_reflns_limit_k_min       -37
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            348794
_diffrn_reflns_theta_full        27.56
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         1.97
_diffrn_standards_decay_%        0.0
_exptl_absorpt_coefficient_mu    1.136
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker-AXS SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.441
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       triangular
_exptl_crystal_F_000             5936
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.983
_refine_diff_density_min         -1.446
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     944
_refine_ls_number_reflns         15355
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.1260
_refine_ls_R_factor_gt           0.0638
_refine_ls_shift/su_max          0.072
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0730P)^2^+46.9293P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1577
_refine_ls_wR_factor_ref         0.1915
_reflns_number_gt                8465
_reflns_number_total             15355
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b703301j.txt
_cod_data_source_block           06183
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'Pbcn '
_cod_database_code               7102011