Chiral crystalline solids of ammonium-templated ErIII‒formate frameworks assembled from three achiral acentric components
Liu, Bin; Zheng, Hai-Bin; Wang, Zhe-Ming; Gao, Song; CrystEngComm 13 (2011) 5285–; doi:10.1039/c1ce05250k

data_7206397
_publ_section_title
;
 Chiral crystalline solids of ammonium-templated ErIII--formate
 frameworks assembled from three achiral acentric components
;
_journal_issue                   17
_journal_name_full               CrystEngComm
_journal_page_first              5285
_journal_paper_doi               10.1039/c1ce05250k
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C6 H12 Er N O8'
_chemical_formula_weight         393.43
_chemical_name_systematic
;
?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 102.101(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.6349(2)
_cell_length_b                   8.6371(3)
_cell_length_c                   9.6727(3)
_cell_measurement_reflns_used    7654
_cell_measurement_temperature    290
_cell_measurement_theta_max      28.700
_cell_measurement_theta_min      3.395
_cell_volume                     541.99(3)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'KappaCCD (Nonius B. V., 1998)'
_computing_data_reduction
'HKL Denzo (Otwinowski & Minor, 1997) & maXus (Mackay et al., 1998)'
_computing_molecular_graphics    'Bruker SHELXTL V5.1 (Sheldrick, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      290
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'NONIUS KappaCCD'
_diffrn_measurement_method       CCD
_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  0.0579
_diffrn_reflns_av_sigmaI/netI    0.0553
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_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            9034
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.42
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    7.770
_exptl_absorpt_correction_T_max  0.288
_exptl_absorpt_correction_T_min  0.226
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995, 1997)
;
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    2.411
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             374
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.309
_refine_diff_density_min         -0.736
_refine_diff_density_rms         0.135
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.017(15)
_refine_ls_extinction_coef       0.0281(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.960
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2441
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.960
_refine_ls_R_factor_all          0.0339
_refine_ls_R_factor_gt           0.0252
_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^)+(0.0165P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0443
_refine_ls_wR_factor_ref         0.0455
_reflns_number_gt                2132
_reflns_number_total             2441
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05250k.txt
_cod_data_source_block           6
_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_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'constr.' was replaced with the
value 'constr' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      'P 2(1)'
_cod_database_code               7206397