Discrete Water Hexamers and Template-Assisted Molecular Recognition in an Elastic Zincophosphate Lattice
Yueh-Chun Liao; Yao-Chen Jiang; Sue-Lein Wang; Journal of the American Chemical Society 127 (2005) 12794–12795; doi:10.1021/ja054357k

data_4111951
_publ_section_title
;
 Discrete Water Hexamers and Template-Assisted Molecular Recognition in an
 Elastic Zincophosphate Lattice
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12794
_journal_page_last               12795
_journal_paper_doi               10.1021/ja054357k
_journal_volume                  127
_journal_year                    2005
_chemical_formula_sum            'C12 H54 N8 O22 P4 Zn3'
_chemical_formula_weight         982.62
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           165
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-P 3 2"c'
_symmetry_space_group_name_H-M   'P -3 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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   8.7914(4)
_cell_length_b                   8.7914(4)
_cell_length_c                   25.7475(19)
_cell_measurement_reflns_used    5234
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      1.58
_cell_volume                     1723.38(17)
_computing_cell_refinement       'Brucker SMART'
_computing_data_collection       'Brucker SMART'
_computing_data_reduction        'Brucker SHELXTL'
_computing_molecular_graphics    'Brucker SHELXTL'
_computing_publication_material  'Brucker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.0839
_diffrn_reflns_av_sigmaI/netI    0.0382
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            9713
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    2.352
_exptl_absorpt_correction_T_max  0.918
_exptl_absorpt_correction_T_min  0.519
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   none
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.894
_exptl_crystal_description       lamellar
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.485
_refine_diff_density_min         -1.265
_refine_diff_density_rms         0.173
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.208
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     75
_refine_ls_number_reflns         1424
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.208
_refine_ls_R_factor_all          0.0481
_refine_ls_R_factor_gt           0.0438
_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^)+(0.0396P)^2^+3.3066P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1032
_refine_ls_wR_factor_ref         0.1048
_reflns_number_gt                1296
_reflns_number_total             1424
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja054357ksi20050701_065402.cif
_cod_data_source_block           NTHU-3
_cod_database_code               4111951