Binding of various anions in laterally non-symmetric aza-oxa cryptands through H-bonds: characterization of water clusters of different nuclearity
Das, Madhab C.; Ghosh, Sujit K.; Sen, Susan; Bharadwaj, Parimal K.; CrystEngComm 12 (2010) 2967–; doi:10.1039/b924869m

data_7212324
_publ_section_title
;
 Binding of various anions in laterally non-symmetric aza-oxa cryptands
 through H-bonds: characterization of water clusters of different
 nuclearity
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              2967
_journal_paper_doi               10.1039/b924869m
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C33 H51 Br N8 O13'
_chemical_formula_sum            'C33 H51 Br N8 O13'
_chemical_formula_weight         847.73
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 96.989(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.733(2)
_cell_length_b                   24.969(4)
_cell_length_c                   16.288(3)
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      28.3
_cell_measurement_theta_min      2.0
_cell_volume                     3929.0(13)
_computing_cell_refinement       'SAINT 6.45 ( Bruker, 2003)'
_computing_data_collection       'SMART 5.628 (Bruker, 2003)'
_computing_data_reduction        'SAINT 6.45 (Bruker, 2003)'
_computing_molecular_graphics    'Diamond 2.1e'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR-97
_diffrn_ambient_temperature      100(1)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       /w-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0517
_diffrn_reflns_av_sigmaI/netI    0.0732
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            25552
_diffrn_reflns_theta_full        28.45
_diffrn_reflns_theta_max         28.45
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    1.119
_exptl_absorpt_correction_T_max  0.8501
_exptl_absorpt_correction_T_min  0.8240
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS 2.10 (Bruker 2003)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.433
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'rectangular plates'
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.691
_refine_diff_density_min         -0.443
_refine_diff_density_rms         0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     485
_refine_ls_number_reflns         9764
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.1093
_refine_ls_R_factor_gt           0.0714
_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^)+(0.0300P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1835
_refine_ls_wR_factor_ref         0.2329
_reflns_number_gt                5558
_reflns_number_total             9764
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b924869m.txt
_cod_data_source_block           Complex6
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7212324