A family of 3D lanthanide‒organic frameworks constructed from parallelogram secondary building units: synthesis, structures and properties
Sun, Ya-guang; Li, Jian; Li, Ke-long; Xu, Zhen-he; Ding, Fu; Ren, Bao-yi; Wang, Shu-ju; You, Li-xin; Xiong, Gang; Smet, Philippe F.; CrystEngComm 16 (2014) 1777–; doi:10.1039/c3ce42197j

data_7214008
_publ_section_title
;
 A family of 3D lanthanide--organic frameworks constructed from
 parallelogram secondary building units: synthesis, structures and
 properties
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              1777
_journal_paper_doi               10.1039/c3ce42197j
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C18 H18 N O19 Sm2'
_chemical_formula_weight         853.03
_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                 120.73(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.7129(13)
_cell_length_b                   30.855(6)
_cell_length_c                   12.888(4)
_cell_measurement_reflns_used    4006
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.01
_cell_measurement_theta_min      3.11
_cell_volume                     2294.6(11)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0784
_diffrn_reflns_av_sigmaI/netI    0.0626
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15760
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.11
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.170
_exptl_absorpt_correction_T_max  0.460
_exptl_absorpt_correction_T_min  0.301
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.469
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangular
_exptl_crystal_F_000             1636
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         2.175
_refine_diff_density_min         -2.151
_refine_diff_density_rms         0.256
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.183
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     369
_refine_ls_number_reflns         4006
_refine_ls_number_restraints     21
_refine_ls_restrained_S_all      1.181
_refine_ls_R_factor_all          0.0637
_refine_ls_R_factor_gt           0.0588
_refine_ls_shift/su_max          0.004
_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^+76.8295P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1381
_refine_ls_wR_factor_ref         0.1404
_reflns_number_gt                3662
_reflns_number_total             4006
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce42197j.txt
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        2294.6(10)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7214008