Untypical [VOPO4]-Layer in Vanadyl Phosphates with Variant Interlayer Gap of Double-Tiered Template
Ya-Ching Yang; Yi-Chun Lai; Joel R. Salazar; Vítĕzslav Zima; Kwang-Hua Lii; Sue-Lein Wang; Inorganic Chemistry 49 (2010) 6196–6202; doi:10.1021/ic100898g

data_4315986
_publ_section_title
;
 Untypical [VOPO4]-Layer in Vanadyl Phosphates with Variant Interlayer Gap
 of Double-Tiered Template
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6196
_journal_page_last               6202
_journal_paper_doi               10.1021/ic100898g
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C6.5 H16 N O5.5 P V'
_chemical_formula_weight         278.11
_chemical_name_systematic
; 
 ? 
;
_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                 95.3890(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.6765(4)
_cell_length_b                   14.2927(3)
_cell_length_c                   9.4120(3)
_cell_measurement_reflns_used    5557
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2.5
_cell_volume                     2233.46(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0548
_diffrn_reflns_av_sigmaI/netI    0.0362
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            40122
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.45
_exptl_absorpt_coefficient_mu    1.036
_exptl_absorpt_correction_T_max  0.948
_exptl_absorpt_correction_T_min  0.772
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.654
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lamellar
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.025
_refine_diff_density_max         1.000
_refine_diff_density_min         -0.581
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     275
_refine_ls_number_reflns         5553
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0788P)^2^+0.7847P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1236
_refine_ls_wR_factor_ref         0.1307
_reflns_number_gt                4458
_reflns_number_total             5553
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100898g_si_002_3.cif
_cod_data_source_block           16905m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_formula_sum        'C6.50 H16 N O5.50 P V'
_cod_database_code               4315986