Insights into the Coordination Chemistry of Phosphonate Derivatives of Heteropolyoxotungstates
Richard Villanneau; David Racimor; Elisabeth Messner-Henning; Hélène Rousselière; Sébastien Picart; René Thouvenot; Anna Proust; Inorganic Chemistry 50 (2011) 1164–1166; doi:10.1021/ic102223w

data_4324482
_publ_contact_author
;
 R. Villanneau
;
_publ_contact_author_email       richard.villanneau@upmc.fr
_publ_contact_author_fax         '+33 (0) 1 44 27 38 41'
_publ_contact_author_phone       '+33 (0) 1 44 27 35 22'
_publ_section_title
;
 Insights into the Coordination Chemistry of Phosphonate Derivatives of
 Heteropolyoxotungstates
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1164
_journal_page_last               1166
_journal_paper_doi               10.1021/ic102223w
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety
'Zr2, P2 W18 O68, 4(P O C4 H9), 2(H2 O), 2(H O), 4(N C16 H36), 4(C2 N H3)'
_chemical_formula_sum            'C88 H198 N8 O76 P6 W18 Zr2'
_chemical_formula_weight         6262.10
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 115.937(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   28.125(6)
_cell_length_b                   22.992(3)
_cell_length_c                   28.543(3)
_cell_measurement_reflns_used    379
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      22
_cell_measurement_theta_min      3
_cell_volume                     16598(5)
_computing_cell_refinement
'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'EvalCCD (Duisenberg & Schreurs 1990-2000)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 1999)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Giacovazzo, 1993)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_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  0.0615
_diffrn_reflns_av_sigmaI/netI    0.0592
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -39
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            137090
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.78
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    12.675
_exptl_absorpt_correction_T_max  0.149
_exptl_absorpt_correction_T_min  0.0958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.506
_exptl_crystal_description       prism
_exptl_crystal_F_000             11568
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.15
_refine_diff_density_max         2.014
_refine_diff_density_min         -1.563
_refine_diff_density_rms         0.249
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     752
_refine_ls_number_reflns         24107
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0842
_refine_ls_R_factor_gt           0.0403
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0294P)^2^+276.3872P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0787
_refine_ls_wR_factor_ref         0.0904
_reflns_number_gt                16208
_reflns_number_total             24107
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic102223w_si_005.cif
_cod_data_source_block           (^n^Bu~4~N)~4~-1-^t^Bu-H~2~O
_cod_original_cell_volume        16598(4)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4324482