Helical Water Chain Mediated Proton Conductivity in Homochiral Metal-Organic Frameworks with Unprecedented Zeolitic unh-Topology
Subash Chandra Sahoo; Tanay Kundu; Rahul Banerjee; Journal of the American Chemical Society 133 (2011) 17950–17958; doi:10.1021/ja2078637

data_4107068
_publ_contact_author_address
;Dr. Rahul Banerjee
Physical Chemistry Division
National Chemical Laboratory pune
Maharashtra-411008
;
_publ_contact_author_email       r.banerjee@ncl.res.in
_publ_contact_author_fax         0912025902636
_publ_contact_author_name        'Dr. Rahul Banerjee'
_publ_contact_author_phone       0912025902535
_publ_section_title
;
 Helical Water Chain Mediated Proton Conductivity in Homochiral
 Metal-Organic Frameworks with Unprecedented Zeolitic unh-Topology
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17950
_journal_page_last               17958
_journal_paper_doi               10.1021/ja2078637
_journal_volume                  133
_journal_year                    2011
_chemical_absolute_configuration syn
_chemical_compound_source        synthesized
_chemical_formula_moiety         'C11 H15 Br N2 O2 Zn, 2(O)'
_chemical_formula_sum            'C11 H15 Br N2 O4 Zn'
_chemical_formula_weight         384.54
_space_group_IT_number           170
_symmetry_cell_setting           hexagonal
_symmetry_Int_Tables_number      170
_symmetry_space_group_name_Hall  'P 65'
_symmetry_space_group_name_H-M   'P 65'
_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            6
_cell_length_a                   17.7786(7)
_cell_length_b                   17.7786(7)
_cell_length_c                   10.4868(18)
_cell_measurement_reflns_used    7967
_cell_measurement_temperature    195(2)
_cell_measurement_theta_max      22.66
_cell_measurement_theta_min      2.29
_cell_volume                     2870.6(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      195(2)
_diffrn_measured_fraction_theta_full 0.99
_diffrn_measured_fraction_theta_max 0.99
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0601
_diffrn_reflns_av_sigmaI/netI    0.0723
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            25591
_diffrn_reflns_theta_full        27.82
_diffrn_reflns_theta_max         27.82
_diffrn_reflns_theta_min         1.32
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    3.379
_exptl_absorpt_correction_T_max  0.713
_exptl_absorpt_correction_T_min  0.449
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.335
_exptl_crystal_description       rod
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.645
_refine_diff_density_min         -1.067
_refine_diff_density_rms         0.288
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     170
_refine_ls_number_reflns         4492
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0750
_refine_ls_R_factor_gt           0.0583
_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^)+(0.1200P)^2^+0.0900P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1731
_refine_ls_wR_factor_ref         0.1859
_reflns_number_gt                3555
_reflns_number_total             4492
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja2078637_si_002_4.cif
_cod_data_source_block           4
_cod_database_code               4107068