Two organic‒inorganic hybrid frameworks with helical structures and large cavities constructed from poly(oxomolybdophosphates)
Hao, Zhaomin; Dong, Qingsong; Zhang, Ling; Zhang, Yi; Luo, Fang; CrystEngComm 12 (2010) 977–; doi:10.1039/b916687d

data_7211902
_publ_section_title
;
 Two organic--inorganic hybrid frameworks with helical structures and
 large cavities constructed from poly(oxomolybdophosphates)
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              977
_journal_paper_doi               10.1039/b916687d
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C35 H83 Mn2 Mo12 N14 Na3 O69.5 P8'
_chemical_formula_weight         3390.06
_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                 108.671(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.9478(9)
_cell_length_b                   25.2004(15)
_cell_length_c                   26.7202(13)
_cell_measurement_temperature    296(2)
_cell_volume                     9535.5(9)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL-PLUS (Sheldrick, 1990)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0450
_diffrn_reflns_av_sigmaI/netI    0.0542
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            48344
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    2.042
_exptl_absorpt_correction_T_max  0.6855
_exptl_absorpt_correction_T_min  0.6292
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    2.374
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             6653
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.17
_refine_diff_density_max         2.531
_refine_diff_density_min         -1.582
_refine_diff_density_rms         0.173
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1260
_refine_ls_number_reflns         16773
_refine_ls_number_restraints     316
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0784
_refine_ls_R_factor_gt           0.0513
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0748P)^2^+64.3006P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1332
_refine_ls_wR_factor_ref         0.1499
_reflns_number_gt                12217
_reflns_number_total             16773
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b916687d.txt
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P21/c
_cod_original_formula_sum        'C35 H83 Mn2 Mo12 N14 Na3 O69.50 P8'
_cod_database_code               7211902