Zn(II) coordination polymers with flexible V-shaped dicarboxylate ligand: Syntheses, helical structures and properties
Li, Lin; Liu, Chong-Bo; Yang, Gao-Shan; Xiong, Zhi-Qiang; Liu, Hong; Wen, Hui-Liang; Journal of Solid State Chemistry 231 (2015) 70–79; doi:10.1016/j.jssc.2015.08.006

data_1561715
_publ_section_title
;
 Zn(II) coordination polymers with flexible V-shaped dicarboxylate ligand:
 Syntheses, helical structures and properties
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              70
_journal_page_last               79
_journal_paper_doi               10.1016/j.jssc.2015.08.006
_journal_volume                  231
_journal_year                    2015
_chemical_formula_sum            'C19 H14 F6 O8 Zn2'
_chemical_formula_weight         615.04
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/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                 95.5760(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.523(2)
_cell_length_b                   22.114(2)
_cell_length_c                   8.7346(9)
_cell_measurement_reflns_used    6837
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.61
_cell_volume                     4137.6(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0235
_diffrn_reflns_av_sigmaI/netI    0.0200
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            15849
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.61
_exptl_absorpt_coefficient_mu    2.420
_exptl_absorpt_correction_T_max  0.6305
_exptl_absorpt_correction_T_min  0.5829
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.975
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2448
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.358
_refine_diff_density_min         -0.309
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     317
_refine_ls_number_reflns         3857
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0352
_refine_ls_R_factor_gt           0.0268
_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^)+(0.0315P)^2^+6.6573P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0642
_refine_ls_wR_factor_ref         0.0689
_reflns_number_gt                3264
_reflns_number_total             3857
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2015-231-70.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 8369 2020-08-20 11:38:08Z andrius 
;
_cod_original_cell_volume        4137.6(8)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1561715