Aqua(2,2'-bipyridyl)(pyrazine-2,6-dicarboxylato)nickel(II) 1.25-hydrate
Wang, Feng-Qin; Zhang, Yuan-Fang; Acta Crystallographica Section E 64 (2008) m1480–m1481; doi:10.1107/S1600536808034806

data_2219932
_publ_section_title
;
 Aqua(2,2'-bipyridyl)(pyrazine-2,6-dicarboxylato)nickel(II)
 1.25-hydrate
;
_journal_coeditor_code           LH2711
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1480
_journal_page_last               m1481
_journal_paper_doi               10.1107/S1600536808034806
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac
'[Ni (C6 H2 N2 O4) (C10 H8 N2) (H2 O)], 1.25H2 O'
_chemical_formula_moiety         'C16 H12 N4 Ni O5, 1.25(H2 O)'
_chemical_formula_sum            'C16 H14.5 N4 Ni O6.25'
_chemical_formula_weight         421.5
_chemical_name_systematic
;
Aqua(2,2'-bipyridyl)(pyrazine-2,6-dicarboxylato)nickel(II) 1.25-hydrate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 101.015(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.7616(12)
_cell_length_b                   14.8677(17)
_cell_length_c                   21.933(2)
_cell_measurement_reflns_used    5479
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      26.11
_cell_measurement_theta_min      2.41
_cell_volume                     3444.6(6)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.0350
_diffrn_reflns_av_sigmaI/netI    0.0404
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            19122
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.66
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.172
_exptl_absorpt_correction_T_max  0.871
_exptl_absorpt_correction_T_min  0.796
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.626
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1732
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.312
_refine_diff_density_min         -0.260
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     496
_refine_ls_number_reflns         7030
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0706
_refine_ls_R_factor_gt           0.0373
_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^)+(0.042P)^2^+1.0664P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0844
_refine_ls_wR_factor_ref         0.1020
_reflns_number_gt                4740
_reflns_number_total             7030
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2711.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_cell_volume        3444.6(7)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2219932
_cod_database_fobs_code          2219932