A Series of Homochiral Helical Metal‒Organic Frameworks Based on Proline Derivatives
Xu, Zhong-Xuan; Ma, Yu-Lu; Xiao, Yu; Zhang, Lei; Zhang, Jian; Crystal Growth & Design 15 (2015) 5901–; doi:10.1021/acs.cgd.5b01359

data_4513695
_publ_section_title
;
 A Series of Homochiral Helical Metal--Organic Frameworks Based on Proline
 Derivatives
;
_journal_issue                   12
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              5901
_journal_paper_doi               10.1021/acs.cgd.5b01359
_journal_volume                  15
_journal_year                    2015
_chemical_absolute_configuration rm
_chemical_formula_sum            'C32 H24 Cd1.5 N4 O7'
_chemical_formula_weight         745.15
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           18
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.9125(3)
_cell_length_b                   20.9486(4)
_cell_length_c                   13.9023(2)
_cell_measurement_reflns_used    24581
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.9340
_cell_measurement_theta_min      2.7380
_cell_volume                     4634.26(14)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SAINT'
_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 16.2083
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'multiwire proportional'
_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  0.0378
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            58500
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    0.730
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77159
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'CrysAlisPro, Agilent Technologies,Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)(compiled Feb  1 2013,16:14:44)Empirical absorption correction using spherical harmonics, implemented in SCALE3 ABSPACK scaling algorithm.'
_exptl_crystal_colour            clorless
_exptl_crystal_density_diffrn    1.068
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.829
_refine_diff_density_min         -0.766
_refine_diff_density_rms         0.087
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         8159
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0393
_refine_ls_R_factor_gt           0.0373
_refine_ls_shift/su_max          0.029
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1245
_refine_ls_wR_factor_ref         0.1269
_reflns_number_gt                7766
_reflns_number_total             8159
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg5b01359_si_001.cif
_cod_data_source_block           5-D
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 4513689--4513696.cif.
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2
_cod_original_formula_sum        'C32 H24 Cd1.50 N4 O7'
_cod_database_code               4513695