A C3v-Symmetric Tripodal Urea Receptor for Anions and Ion Pairs: Formation of Dimeric Capsular Assemblies of the Receptor during Anion and Ion Pair Coordination.
Basu, Arghya; Das, Gopal; The Journal of organic chemistry 79 (2014) 2647–2656; doi:10.1021/jo500102e

data_4029164
_publ_section_title
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 A C3v-Symmetric Tripodal Urea Receptor for Anions and Ion Pairs:
 Formation of Dimeric Capsular Assemblies of the Receptor during Anion and
 Ion Pair Coordination.
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_journal_issue                   6
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              2647
_journal_page_last               2656
_journal_paper_doi               10.1021/jo500102e
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C51 H58 N12 O15'
_chemical_formula_weight         1079.09
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                84.217(3)
_cell_angle_beta                 82.467(3)
_cell_angle_gamma                87.202(3)
_cell_formula_units_Z            4
_cell_length_a                   12.8085(4)
_cell_length_b                   15.4038(5)
_cell_length_c                   28.8727(12)
_cell_measurement_temperature    298(2)
_cell_volume                     5615.0(3)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_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  0.0386
_diffrn_reflns_av_sigmaI/netI    0.0825
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            52642
_diffrn_reflns_theta_full        28.79
_diffrn_reflns_theta_max         28.79
_diffrn_reflns_theta_min         2.90
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.977
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADBAS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2272
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_platon_squeeze_details
;
;
_refine_diff_density_max         0.501
_refine_diff_density_min         -0.271
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1465
_refine_ls_number_reflns         28571
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      3.599
_refine_ls_R_factor_all          0.1705
_refine_ls_R_factor_gt           0.0762
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1121P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2042
_refine_ls_wR_factor_ref         0.2479
_reflns_number_gt                18021
_reflns_number_total             28571
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo500102e_si_002.cif
_cod_data_source_block           L
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
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_cod_database_code               4029164