Molecular Recognition Studies of an Octaaminocryptand upon Different Degree of Protonation
Lakshminarayanan, P. S.; Ravikumar, I.; Suresh, Eringathodi; Ghosh, Pradyut; Crystal Growth & Design 8 (2008) 2842–; doi:10.1021/cg701152v

data_4503464
_publ_section_title
;
 Molecular Recognition Studies of an Octaaminocryptand upon Different
 Degree of Protonation
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2842
_journal_paper_doi               10.1021/cg701152v
_journal_volume                  8
_journal_year                    2008
_chemical_formula_sum            'C72 H112 I4 N16 O10'
_chemical_formula_weight         1869.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 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                 90.4490(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.7491(9)
_cell_length_b                   11.7037(8)
_cell_length_c                   28.784(2)
_cell_measurement_temperature    100(2)
_cell_volume                     4294.8(5)
_computing_cell_refinement       'BRUKER SMART'
_computing_data_collection       'BRUKER SMART'
_computing_data_reduction        'BRUKER SAINT'
_computing_molecular_graphics    ORTEP
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'BRUKER SMART APEX CCD DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA-PHI SCAN'
_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  0.0382
_diffrn_reflns_av_sigmaI/netI    0.0556
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            20511
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.60
_exptl_absorpt_coefficient_mu    1.511
_exptl_absorpt_correction_T_max  0.8760
_exptl_absorpt_correction_T_min  0.7225
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATES
_exptl_crystal_F_000             1896
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.09
_refine_diff_density_max         2.310
_refine_diff_density_min         -2.187
_refine_diff_density_rms         0.163
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     919
_refine_ls_number_reflns         10460
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0703
_refine_ls_R_factor_gt           0.0674
_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^)+(0.0762P)^2^+47.8963P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1800
_refine_ls_wR_factor_ref         0.1830
_reflns_number_gt                9963
_reflns_number_total             10460
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg701152v-file003.cif
_cod_data_source_block           05rkrf
_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 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      Pc
_cod_database_code               4503464
_exptl_absorpt_correction_details 'BRUKER SADABS'