Hydrogen-bonded aggregates of protonated decavanadate anions in their tetraalkylammonium salts † ‡
Nakamura, Setsuko; Ozeki, Tomoji; Journal of the Chemical Society, Dalton Transactions  (2001) 472–; doi:10.1039/b008128k

data_7010328
_publ_section_title
;
 Hydrogen-bonded aggregates of protonated decavanadate anions in their
 tetraalkylammonium salts&#x200A;&#x2020;&#x200A;&#x2021;
;
_journal_issue                   4
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              472
_journal_paper_doi               10.1039/b008128k
_journal_year                    2001
_chemical_formula_moiety
;
(C4 H12 N +)4, (H2 V10 O28 4-), 3.8(H2 O)
;
_chemical_formula_sum            'C16 H57.6 N4 O31.8 V10'
_chemical_formula_weight         1324.55
_chemical_name_common
;
 Tetrakis(tetramethylammonium) dihydrogendecavanadate tetrahydrate
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.71(2)
_cell_angle_beta                 101.24(2)
_cell_angle_gamma                68.140(18)
_cell_formula_units_Z            2
_cell_length_a                   12.645(3)
_cell_length_b                   15.695(4)
_cell_length_c                   12.627(3)
_cell_measurement_reflns_used    23
_cell_measurement_temperature    298
_cell_measurement_theta_max      15.00
_cell_measurement_theta_min      14.29
_cell_volume                     2278.5(10)
_computing_cell_refinement       'MSC/AFC Diffractometer Control Software'
_computing_data_collection       'MSC/AFC Diffractometer Control Software'
_computing_data_reduction
'teXsan PROCESS (Molecular Structure Corporation, 1993)'
_computing_molecular_graphics    'ORTEP-III (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997a)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997a)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Rigaku AFC7R'
_diffrn_measurement_method       \w--2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'UltraX18 Rigaku Denki rotating Mo anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0349
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10961
_diffrn_reflns_theta_full        27.55
_diffrn_reflns_theta_max         27.55
_diffrn_reflns_theta_min         2.60
_diffrn_standards_decay_%        -5.284
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    2.048
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.811
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North, Phillips & Mathews, 1968)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.931
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1332
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.755
_refine_diff_density_min         -0.504
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     586
_refine_ls_number_reflns         10486
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0846
_refine_ls_R_factor_gt           0.0479
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0673P)^2^+4.4470P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1288
_refine_ls_wR_factor_ref         0.1478
_reflns_number_gt                7011
_reflns_number_total             10486
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b008128k.txt
_cod_data_source_block           TMAh
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'geom and difmap' was changed
to 'mixed'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_cell_volume        2278.4(10)
_cod_original_formula_sum        'C16 H57.60 N4 O31.80 V10'
_cod_database_code               7010328