4,4'-Diazenediyldipyridinium (4-pyridyldiazenyl)pyridinium octacyanidomolybdate(V) tetrahydrate
Liu, Wen-Yan; Zhou, Hu; Yuan, Ai-Hua; Acta Crystallographica Section E 64 (2008) m1151–; doi:10.1107/S160053680802494X

data_2219247
_publ_section_title
;
 4,4'-Diazenediyldipyridinium (4-pyridyldiazenyl)pyridinium
 octacyanidomolybdate(V) tetrahydrate
;
_journal_coeditor_code           BR2078
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1151
_journal_paper_doi               10.1107/S160053680802494X
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          '(C10 H10 N4) (C10 H9 N4) [Mo(C N)8], 4H2 O'
_chemical_formula_moiety
'C10 H10 N4 2+, C10 H9 N4 +, C8 Mo N8 3-, 4(H2 O)'
_chemical_formula_sum            'C28 H27 Mo N16 O4'
_chemical_formula_weight         747.60
_chemical_name_systematic
;
4,4'-Diazenediyldipyridinium (4-pyridyldiazenyl)pyridinium
octacyanidomolybdate(V) tetrahydrate
;
_space_group_IT_number           68
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-C 2a 2ac'
_symmetry_space_group_name_H-M   'C c c a :2'
_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            4
_cell_length_a                   16.259(5)
_cell_length_b                   12.787(4)
_cell_length_c                   15.442(5)
_cell_measurement_reflns_used    13328
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.4
_cell_volume                     3210.5(18)
_computing_cell_refinement       'SMART (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_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      291(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker SMART APEX 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  0.0501
_diffrn_reflns_av_sigmaI/netI    0.0296
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            13328
_diffrn_reflns_theta_full        27.55
_diffrn_reflns_theta_max         27.55
_diffrn_reflns_theta_min         2.42
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.471
_exptl_absorpt_correction_T_max  0.8953
_exptl_absorpt_correction_T_min  0.8794
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.547
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1524
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.523
_refine_diff_density_min         -0.280
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1851
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0324
_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^)+(0.0235P)^2^+2.9147P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0623
_refine_ls_wR_factor_ref         0.0645
_reflns_number_gt                1540
_reflns_number_total             1851
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            br2078.cif
_cod_data_source_block           I
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_Hall     '-C 2b 2bc'
_cod_original_sg_symbol_H-M      'C c c a'
_cod_database_code               2219247
_cod_database_fobs_code          2219247