Rare stoichiometry of carboxyl–carboxylate benzbetaine complexes: in vitro versus in silico
Ostrowska, Kinga; Kowalczyk, Iwona; Kaźmierczak, Michał; Katrusiak, Andrzej; Szafran, Mirosław; Komasa, Anna; Dega-Szafran, Zofia; CrystEngComm 17 (2015) 4143–; doi:10.1039/C5CE00054H

data_7220300
_publ_section_title
;
 Rare stoichiometry of carboxyl--carboxylate benzbetaine complexes: in
 vitro versus in silico
;
_journal_issue                   22
_journal_name_full               CrystEngComm
_journal_page_first              4143
_journal_paper_doi               10.1039/C5CE00054H
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         '2(C10 H14 N O2), C10 H13 N O2, 2(I)'
_chemical_formula_sum            'C30 H41 I2 N3 O6'
_chemical_formula_weight         793.46
_chemical_melting_point          468
_chemical_name_systematic
'[di-(3-trimethylammonium-benzoic acid)-(3-trimethylammonium-benzoate)]diiodide'
_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
_audit_update_record
;
2015-01-02 deposited with the CCDC.
2015-04-23 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.010(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.7965(10)
_cell_length_b                   13.9047(8)
_cell_length_c                   12.8843(6)
_cell_measurement_reflns_used    7982
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      29.12
_cell_measurement_theta_min      2.16
_cell_volume                     3348.9(3)
_computing_cell_refinement       'CrysAlis (Oxford Diffraction, 2002)'
_computing_data_collection       'CrysAlis (Oxford Diffraction, 2002)'
_computing_data_reduction        'CrysAlis (Oxford Diffraction, 2002)'
_computing_molecular_graphics
;X-Seed (Barbour, 2001) 
and POV-Ray (Persistence of Vision, 2004)

Mercury (2008)
;
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.888
_diffrn_measured_fraction_theta_max 0.888
_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  0.0415
_diffrn_reflns_av_sigmaI/netI    0.0459
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            22456
_diffrn_reflns_theta_full        29.12
_diffrn_reflns_theta_max         29.12
_diffrn_reflns_theta_min         2.16
_exptl_absorpt_coefficient_mu    1.921
_exptl_absorpt_correction_T_max  0.858
_exptl_absorpt_correction_T_min  0.715
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
Correction for absorption was made using XEMP (SHELXTL, 
Sheldrick (1990)).
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.574
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1584
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         5.893
_refine_diff_density_min         -1.560
_refine_diff_density_rms         0.206
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         7982
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.1164
_refine_ls_R_factor_gt           0.0553
_refine_ls_shift/su_max          0.014
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1022P)^2^+40.0313P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0715
_refine_ls_wR_factor_ref         0.1651
_reflns_number_gt                6106
_reflns_number_total             7982
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce00054h2.cif
_cod_data_source_block           complex_I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7220300--7220302.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7220300