Poly[dichloridobis[μ-1-(4-pyridylmethyl)-1<i>H</i>-1,2,4-triazole]copper(II)]
Li, Zhu-Lai; Wang, Jian; Xu, Xiu-Zhi; Ye, Xiao; Acta Crystallographica Section E 65 (2009) m340–; doi:10.1107/S160053680900645X

data_2221074
_publ_section_title
Poly[dichloridobis[\m-1-(4-pyridylmethyl)-1<i>H</i>-1,2,4-triazole]copper(II)]
_journal_coeditor_code           HB2898
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m340
_journal_paper_doi               10.1107/S160053680900645X
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          '[Cu Cl2 (C8 H8 N4)2]'
_chemical_formula_moiety         'C16 H16 Cl2 Cu N8'
_chemical_formula_sum            'C16 H16 Cl2 Cu N8'
_chemical_formula_weight         454.81
_chemical_name_systematic
Poly[dichloridobis[\m-1-(4-pyridylmethyl)-1<i>H</i>-1,2,4-triazole]copper(II)]
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 116.469(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.5112(5)
_cell_length_b                   16.0876(9)
_cell_length_c                   8.3390(6)
_cell_measurement_reflns_used    2134
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.73
_cell_volume                     902.03(10)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        'SAINT (Siemens, 1996)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Siemens SMART'
_diffrn_measurement_method       \w
_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  0.0165
_diffrn_reflns_av_sigmaI/netI    0.0169
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            6345
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.527
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.88
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Siemens, 1996)'
_exptl_crystal_colour            Blue
_exptl_crystal_density_diffrn    1.674
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             462
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.805
_refine_diff_density_min         -0.563
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         2067
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0416
_refine_ls_R_factor_gt           0.0362
_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^)+(0.0347P)^2^+1.5333P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0837
_refine_ls_wR_factor_ref         0.0872
_reflns_number_gt                1864
_reflns_number_total             2067
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb2898.cif
_cod_data_source_block           I
_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.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' 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 

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.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' 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_sg_symbol_H-M      'P 21/n'
_cod_database_code               2221074
_cod_database_fobs_code          2221074