A <i>C</i>-centered monoclinic modification of bis(di-2-pyridylmethanediol-κ^3^<i>N,O,N</i>')copper(II) diacetate tetrahydrate
Li, Cui-Jin; Li, Wei; Tong, Ming-Liang; Ng, Seik Weng; Acta Crystallographica Section E 61 (2005) m232–m234; doi:10.1107/S1600536804033987

data_2205051
_publ_section_title
;
 A <i>C</i>-centered monoclinic modification of
 bis(di-2-pyridylmethanediol-\k^3^<i>N,O,N</i>')copper(II) diacetate
 tetrahydrate
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m232
_journal_page_last               m234
_journal_paper_doi               10.1107/S1600536804033987
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          '[Cu (C11 H10 N2 O2)2] (C2 H3 O2)2, 4H2 O'
_chemical_formula_moiety         'C22 H20 Cu N4 O4, 2C2 H3 O2 -, 4H2 O'
_chemical_formula_sum            'C26 H34 Cu N4 O12'
_chemical_formula_weight         658.11
_chemical_name_systematic
;
bis(di-2-pyridylmethanediol-\k^3^N,O,N')copper(II) diacetate tetrahydrate
;
_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                 91.9830(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.557(2)
_cell_length_b                   8.5744(6)
_cell_length_c                   15.8480(10)
_cell_measurement_reflns_used    9126
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.0
_cell_measurement_theta_min      2.5
_cell_volume                     3199.2(4)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2002)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.97
_diffrn_measured_fraction_theta_max 0.97
_diffrn_measurement_device_type  'Rigaku Mercury CCD'
_diffrn_measurement_method       w
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'rotating-anode generator'
_diffrn_radiation_type           MoKa
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.017
_diffrn_reflns_av_sigmaI/netI    0.022
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9295
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         2.5
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.746
_exptl_absorpt_correction_T_max  0.811
_exptl_absorpt_correction_T_min  0.772
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku/MSC, 2002)'
_exptl_crystal_colour            Purple
_exptl_crystal_density_diffrn    1.366
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1372
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.47
_refine_diff_density_min         -0.50
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.07
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     198
_refine_ls_number_reflns         3587
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.07
_refine_ls_R_factor_all          0.043
_refine_ls_R_factor_gt           0.037
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0725P)^2^+1.3743P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.114
_refine_ls_wR_factor_ref         0.119
_reflns_number_gt                3064
_reflns_number_total             3587
_reflns_threshold_expression     I>2s(I)
_cod_data_source_file            dn6187.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      'C 2/c'
_cod_database_code               2205051
_cod_database_fobs_code          2205051