Diversity of binding of sulfate and nitrate anions with laterally asymmetric aza cryptands
Das, Madhab C.; Ghosh, Sujit K.; Bharadwaj, Parimal K.; CrystEngComm 12 (2010) 413–; doi:10.1039/b912264h

data_7211665
_publ_section_title
;
 Diversity of binding of sulfate and nitrate anions with laterally
 asymmetric aza cryptands
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              413
_journal_paper_doi               10.1039/b912264h
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C33 H57 N9 O17'
_chemical_formula_sum            'C33 H57 N9 O17'
_chemical_formula_weight         851.88
_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                 93.330(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.091(4)
_cell_length_b                   25.497(6)
_cell_length_c                   19.744(5)
_cell_measurement_temperature    100(1)
_cell_measurement_theta_max      28.4
_cell_measurement_theta_min      2.0
_cell_volume                     8087(3)
_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 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0577
_diffrn_reflns_av_sigmaI/netI    0.0646
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            53515
_diffrn_reflns_theta_full        28.36
_diffrn_reflns_theta_max         28.36
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_T_max  0.9821
_exptl_absorpt_correction_T_min  0.9788
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS 2.10 (Bruker 2003)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.399
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             3632
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.766
_refine_diff_density_min         -0.481
_refine_diff_density_rms         0.148
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.108
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1051
_refine_ls_number_reflns         20086
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.108
_refine_ls_R_factor_all          0.1139
_refine_ls_R_factor_gt           0.0767
_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^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1643
_refine_ls_wR_factor_ref         0.2333
_reflns_number_gt                12154
_reflns_number_total             20086
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b912264h.txt
_cod_data_source_block           complex3
_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/c'
_cod_database_code               7211665