Homochiral Layered Coordination Polymers from ChiralN-Carbamylglutamate and Achiral Flexible Bis(pyridine) Ligands: Syntheses, Crystal Structures, and Properties
Wen, Yuehong; Sheng, Tianlu; Xue, Zhenzhen; Sun, Zhihao; Wang, Yanlong; Hu, Shengmin; Huang, Yihui; Li, Jie; Wu, Xintao; Crystal Growth & Design 14 (2014) 6230–; doi:10.1021/cg501398c

data_4512256
_publ_section_title
;
 Homochiral Layered Coordination Polymers from ChiralN-Carbamylglutamate
 and Achiral Flexible Bis(pyridine) Ligands: Syntheses, Crystal
 Structures, and Properties
;
_journal_issue                   12
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              6230
_journal_paper_doi               10.1021/cg501398c
_journal_volume                  14
_journal_year                    2014
_chemical_absolute_configuration unk
_chemical_formula_sum            'C18 H26 N4 O8 Zn'
_chemical_formula_weight         491.80
_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                 98.887(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.584(3)
_cell_length_b                   15.434(6)
_cell_length_c                   9.559(4)
_cell_measurement_reflns_used    3049
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.5322
_cell_measurement_theta_min      3.0215
_cell_volume                     1105.5(8)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Mercury70 (2x2 bin mode)'
_diffrn_measurement_method       CCD_Profile_fitting
_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  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0611
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            8622
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.02
_exptl_absorpt_coefficient_mu    1.162
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9207
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            White
_exptl_crystal_density_diffrn    1.477
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.2500
_exptl_crystal_size_mid          0.2500
_exptl_crystal_size_min          0.2000
_refine_diff_density_max         0.488
_refine_diff_density_min         -0.322
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.014(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     265
_refine_ls_number_reflns         4943
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.0523
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0434P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.0933
_reflns_number_gt                4232
_reflns_number_total             4943
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg501398c_si_002.cif
_cod_data_source_block           II
_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/COD-crude-data--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 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 4512255--4512258.cif.
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_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4512256