Lanthanoid assisted self-assembly of imidazolium cations in organic bi-layers
Ling, Irene; Alias, Yatimah; Sobolev, Alexandre N.; Raston, Colin L.; CrystEngComm 12 (2010) 1869–; doi:10.1039/c000487c

data_7212474
_publ_section_title
;
 Lanthanoid assisted self-assembly of imidazolium cations in organic
 bi-layers
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1869
_journal_paper_doi               10.1039/c000487c
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety
;
C28 H34 Gd O23 S4, C28 H33 Gd O23 S4, C8 H15 N2, 2(C25 H22 P),
8.5(H2 O), 0.5(C H4 O)
;
_chemical_formula_sum            'C114.5 H145 Gd2 N2 O55 P2 S8'
_chemical_formula_weight         3062.25
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                100.278(1)
_cell_angle_beta                 99.635(1)
_cell_angle_gamma                98.348(1)
_cell_formula_units_Z            2
_cell_length_a                   12.8192(1)
_cell_length_b                   18.6718(3)
_cell_length_c                   28.8700(4)
_cell_measurement_reflns_used    67456
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.7
_cell_measurement_theta_min      3.3
_cell_volume                     6593.41(15)
_computing_cell_refinement
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_data_reduction
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_molecular_graphics    'X-Seed 2.0 (Barbour, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.4738
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.915
_diffrn_measurement_device_type  'Oxford Diffraction Gemini-R Ultra, Ruby CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0512
_diffrn_reflns_av_sigmaI/netI    0.0539
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            155673
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         30.82
_diffrn_reflns_theta_min         3.35
_exptl_absorpt_coefficient_mu    1.241
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8074
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.542
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3144
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.13
_refine_diff_density_max         5.728
_refine_diff_density_min         -4.566
_refine_diff_density_rms         0.208
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1591
_refine_ls_number_reflns         37896
_refine_ls_number_restraints     126
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.1138
_refine_ls_R_factor_gt           0.0869
_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^)+(0.1200P)^2^+60.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2271
_refine_ls_wR_factor_ref         0.2419
_reflns_number_gt                27377
_reflns_number_total             37896
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c000487c.txt
_cod_data_source_block           250708c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_formula_sum        'C114.50 H145 Gd2 N2 O55 P2 S8'
_cod_database_code               7212474