A series of novel chiral lanthanide coordination polymers with channels constructed from 16Ln-based cage-like building units
Yuan, Gang; Shao, Kui-Zhan; Wang, Xin-Long; Lan, Ya-Qian; Du, Dong-Ying; Su, Zhong-Min; CrystEngComm 12 (2010) 1147–; doi:10.1039/b917779e

data_7211997
_publ_section_title
;
 A series of novel chiral lanthanide coordination polymers with channels
 constructed from 16Ln-based cage-like building units
;
_journal_issue                   4
_journal_name_full               CrystEngComm
_journal_page_first              1147
_journal_paper_doi               10.1039/b917779e
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C4 H6 N3 O7 Sm'
_chemical_formula_sum            'C4 H6 N3 O7 Sm'
_chemical_formula_weight         354.44
_chemical_name_systematic
;
?
;
_space_group_IT_number           154
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 32 2"'
_symmetry_space_group_name_H-M   'P 32 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 90.000(5)
_cell_angle_gamma                120.000(5)
_cell_formula_units_Z            3
_cell_length_a                   8.712(4)
_cell_length_b                   8.712(4)
_cell_length_c                   9.818(5)
_cell_measurement_temperature    293(2)
_cell_volume                     645.3(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SMART'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.983
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0269
_diffrn_reflns_av_sigmaI/netI    0.0253
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            3961
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.19
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    6.849
_exptl_absorpt_correction_T_max  0.332
_exptl_absorpt_correction_T_min  0.247
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.736
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             495
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.354
_refine_diff_density_min         -1.789
_refine_diff_density_rms         0.181
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     71
_refine_ls_number_reflns         1036
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0229
_refine_ls_R_factor_gt           0.0224
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0364P)^2^+3.0185P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0607
_refine_ls_wR_factor_ref         0.0609
_reflns_number_gt                1021
_reflns_number_total             1036
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b917779e.txt
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'MULTI-SCAN' changed to
'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        645.3(6)
_cod_original_sg_symbol_H-M      p3221
_cod_database_code               7211997