Two pairs of Zn(ii) coordination polymer enantiomers based on chiral aromatic polycarboxylate ligands: synthesis, crystal structures and properties
Huang, Ji-Han; Hou, Guang-Feng; Ma, Dong-Sheng; Yu, Ying-Hui; Jiang, Wen-Hong; Huang, Qi; Gao, Jin-Sheng; RSC Adv. 7 (2017) 18650–; doi:10.1039/C7RA00337D

data_7227944
_publ_section_title
;
 Two pairs of Zn(ii) coordination polymer enantiomers based on chiral
 aromatic polycarboxylate ligands: synthesis, crystal structures and
 properties
;
_journal_issue                   30
_journal_name_full               'RSC Adv.'
_journal_page_first              18650
_journal_paper_doi               10.1039/C7RA00337D
_journal_volume                  7
_journal_year                    2017
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C16 H14 O6 Zn'
_chemical_formula_sum            'C16 H14 O6 Zn'
_chemical_formula_weight         367.64
_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
_audit_update_record
;
2017-01-09 deposited with the CCDC.
2017-03-23 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.98(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.6961(11)
_cell_length_b                   7.8959(16)
_cell_length_c                   15.870(3)
_cell_measurement_reflns_used    6240
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.59
_cell_measurement_theta_min      3.61
_cell_volume                     706.9(2)
_computing_cell_refinement       RAPID-AUTO
_computing_data_collection       'RAPID-AUTO (Rigaku Corporation, 1998)'
_computing_data_reduction
'CrystalStructure (Rigaku/MSC and Rigaku Corporation, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       '\w scan'
_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  0.0265
_diffrn_reflns_av_sigmaI/netI    0.0450
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5257
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.61
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.768
_exptl_absorpt_correction_T_max  0.6337
_exptl_absorpt_correction_T_min  0.5493
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.727
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             376
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.289
_refine_diff_density_min         -0.318
_refine_diff_density_rms         0.069
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.013(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         2414
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0274
_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^)+(0.0319P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0609
_refine_ls_wR_factor_ref         0.0627
_reflns_number_gt                2268
_reflns_number_total             2414
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7ra00337d2.cif
_cod_data_source_block           2-229
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7227944