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_7212472
_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
'C56 H62 Gd2 O44 S8, C44 H38 P2, 2(C6 H11 N2), 15(H2 O)'
_chemical_formula_sum            'C112 H152 Gd2 N4 O59 P2 S8'
_chemical_formula_weight         3131.30
_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                106.004(3)
_cell_angle_beta                 93.474(3)
_cell_angle_gamma                112.632(3)
_cell_formula_units_Z            1
_cell_length_a                   12.7621(4)
_cell_length_b                   15.4557(5)
_cell_length_c                   19.2632(6)
_cell_measurement_reflns_used    34145
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      37.4
_cell_measurement_theta_min      3.2
_cell_volume                     3311.1(2)
_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 0.925
_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  0.0492
_diffrn_reflns_av_sigmaI/netI    0.0477
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            128317
_diffrn_reflns_theta_full        35.00
_diffrn_reflns_theta_max         38.20
_diffrn_reflns_theta_min         3.27
_exptl_absorpt_coefficient_mu    1.240
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8109
_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    1.570
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1610
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.19
_refine_diff_density_max         6.851
_refine_diff_density_min         -2.710
_refine_diff_density_rms         0.161
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     847
_refine_ls_number_reflns         33803
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.0723
_refine_ls_R_factor_gt           0.0501
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1090P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1436
_refine_ls_wR_factor_ref         0.1571
_reflns_number_gt                25260
_reflns_number_total             33803
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c000487c.txt
_cod_data_source_block           230708i
_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_cell_volume        3311.07(18)
_cod_database_code               7212472