pH-Dependent Assembly of 1D to 3D Octamolybdate Hybrid Materials Based on a New Flexible Bis-[(pyridyl)-benzimidazole] Ligand
Liu, Hai-Yan; Wu, Hua; Yang, Jin; Liu, Ying-Ying; Liu, Bo; Liu, Yun-Yu; Ma, Jian-Fang; Crystal Growth & Design 11 (2011) 2920–; doi:10.1021/cg200095c

data_4500677
_publ_section_title
;
 pH-Dependent Assembly of 1D to 3D Octamolybdate Hybrid Materials Based on
 a New Flexible Bis-[(pyridyl)-benzimidazole] Ligand
;
_journal_issue                   7
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2920
_journal_paper_doi               10.1021/cg200095c
_journal_volume                  11
_journal_year                    2011
_chemical_formula_moiety         'C28 H32 Mo8 N6 O28'
_chemical_formula_sum            'C28 H32 Mo8 N6 O28'
_chemical_formula_weight         1668.12
_chemical_name_systematic
;
 ?
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.766(4)
_cell_angle_beta                 102.504(4)
_cell_angle_gamma                116.635(4)
_cell_formula_units_Z            1
_cell_length_a                   9.6482(4)
_cell_length_b                   9.8674(4)
_cell_length_c                   14.1812(7)
_cell_measurement_reflns_used    5221
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.3
_cell_measurement_theta_min      1.5
_cell_volume                     1141.92(11)
_computing_cell_refinement       CrysAlis
_computing_data_collection       'CrysAlis (Oxford Diffraction, 2006)'
_computing_data_reduction        CrysAlis
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.840
_diffrn_measurement_device_type  'Oxford Diffraction Gemini R Ultra'
_diffrn_measurement_method       '\w scan'
_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  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0602
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9312
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.26
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    2.222
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.61
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis (Oxford Diffraction, 2006)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             802
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.846
_refine_diff_density_min         -0.993
_refine_diff_density_rms         0.332
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.921
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     333
_refine_ls_number_reflns         5221
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.921
_refine_ls_R_factor_all          0.0513
_refine_ls_R_factor_gt           0.0279
_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^)+(0.0392P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0581
_refine_ls_wR_factor_ref         0.0788
_reflns_number_gt                3593
_reflns_number_total             5221
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            cg200095c_si_002.cif
_cod_data_source_block           1
_cod_original_cell_volume        1141.92(9)
_cod_original_sg_symbol_Hall     '-P 1 '
_cod_original_sg_symbol_H-M      'P -1 '
_cod_database_code               4500677