Tuning the self-assembly of lanthanide triple stranded heterobimetallic helicates by ligand design
Jensen, Thomas B.; Scopelliti, Rosario; Bünzli, Jean-Claude G.; Dalton Transactions  (2008) 1027–1036; doi:10.1039/b715672c

data_7003353
_publ_section_title
;
 Tuning the self-assembly of lanthanide triple stranded
 heterobimetallic helicates by ligand design
;
_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1027
_journal_page_last               1036
_journal_paper_doi               10.1039/b715672c
_journal_year                    2008
_chemical_formula_moiety
'C141 H156 N30 O3 Sm2, C5 H12 O, 6(C2 H3 N), 6(Cl O4)'
_chemical_formula_sum            'C158 H186 Cl6 N36 O28 Sm2'
_chemical_formula_weight         3550.83
_chemical_name_systematic
;
?
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 102.178(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.3200(16)
_cell_length_b                   24.6739(11)
_cell_length_c                   31.934(2)
_cell_measurement_reflns_used    5947
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      18.0185
_cell_measurement_theta_min      2.14285
_cell_volume                     16420.8(18)
_computing_cell_refinement       'Oxford Diffraction, CrysAlis RED'
_computing_data_collection       'Oxford Diffraction, CrysAlis CCD'
_computing_data_reduction        'Oxford Diffraction, CrysAlis RED'
_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      140(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Oxford Diffraction KM4/Sapphire CCD'
_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  0.2021
_diffrn_reflns_av_sigmaI/netI    0.5335
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            96524
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    0.887
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.436
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             7344
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.263
_refine_diff_density_min         -1.188
_refine_diff_density_rms         0.127
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.838
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     961
_refine_ls_number_reflns         28163
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.838
_refine_ls_R_factor_all          0.2927
_refine_ls_R_factor_gt           0.1101
_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^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1364
_refine_ls_wR_factor_ref         0.1858
_reflns_number_gt                6911
_reflns_number_total             28163
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b715672c.txt
_cod_data_source_block           tj296
_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.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        16420.6(18)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7003353