Polyoxometalates Functionalized by Bisphosphonate Ligands: Synthesis, Structural, Magnetic, and Spectroscopic Characterizations and Activity on Tumor Cell Lines
Hani El Moll; Wei Zhu; Eric Oldfield; L. Marleny Rodriguez-Albelo; Pierre Mialane; Jérôme Marrot; Neus Vila; Israel Martyr Mbomekallé; Eric Rivière; Carole Duboc; Anne Dolbecq; Inorganic Chemistry 51 (2012) 7921–7931; doi:10.1021/ic3010079

data_4329768
_publ_contact_author
;
      Dr A. Dolbecq
      Institut Lavoisier, ILV, UMR CNRS 8180
      Universit\'e de Versailles Saint-Quentin-en-Yvelines
      45 Avenue des Etats Unis
      78035 Versailles cedex
      France
;
_publ_contact_author_email       dolbecq@chimie.uvsq.fr
_publ_contact_author_fax         '(33) 1 39 25 43 81'
_publ_contact_author_phone       '(33) 1 39 25 43 83'
_publ_section_title
;
 Polyoxometalates Functionalized by Bisphosphonate Ligands: Synthesis,
 Structural, Magnetic, and Spectroscopic Characterizations and Activity on
 Tumor Cell Lines
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7921
_journal_page_last               7931
_journal_paper_doi               10.1021/ic3010079
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C8 H20 Br Mo N7 O19 P4'
_chemical_formula_weight         818.04
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 109.898(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.6396(13)
_cell_length_b                   10.3314(8)
_cell_length_c                   17.5641(14)
_cell_measurement_reflns_used    9724
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      29.48
_cell_measurement_theta_min      2.32
_cell_volume                     3009.8(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 512x512
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0351
_diffrn_reflns_av_sigmaI/netI    0.0142
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            85486
_diffrn_reflns_theta_full        30.01
_diffrn_reflns_theta_max         30.01
_diffrn_reflns_theta_min         2.32
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.060
_exptl_absorpt_correction_T_max  0.8205
_exptl_absorpt_correction_T_min  0.7340
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, V2.10)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.805
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             1624
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.874
_refine_diff_density_min         -1.206
_refine_diff_density_rms         0.098
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         4403
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0355
_refine_ls_R_factor_gt           0.0297
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0440P)^2^+8.1003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0833
_refine_ls_wR_factor_ref         0.0877
_reflns_number_gt                3914
_reflns_number_total             4403
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic3010079_si_003_3.cif
_cod_data_source_block           Mo(ale)2
_cod_database_code               4329768