Lead(II) coordination polymers based on rigid-flexible 3,5-bis-oxyacetate-benzoic acid: Structural transition driven by temperature control
Chen, Yong-Qiang; Tian, Yuan; Journal of Solid State Chemistry 247 (2017) 60–66; doi:10.1016/j.jssc.2016.12.024

data_1560612
_publ_section_title
;
 Lead(II) coordination polymers based on rigid-flexible
 3,5-bis-oxyacetate-benzoic acid: Structural transition driven by
 temperature control
;
_journal_name_full               'Journal of Solid State Chemistry'
_journal_page_first              60
_journal_page_last               66
_journal_paper_doi               10.1016/j.jssc.2016.12.024
_journal_volume                  247
_journal_year                    2017
_chemical_formula_sum            'C22 H20 O20 Pb4'
_chemical_formula_weight         1433.14
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                100.02(3)
_cell_angle_beta                 102.77(3)
_cell_angle_gamma                97.23(3)
_cell_formula_units_Z            2
_cell_length_a                   8.9756(18)
_cell_length_b                   11.556(2)
_cell_length_c                   15.721(3)
_cell_measurement_reflns_used    5416
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      3
_cell_volume                     1542.9(6)
_computing_cell_refinement       SMART
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  scx-mini
_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  0.1178
_diffrn_reflns_av_sigmaI/netI    0.1637
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            13345
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.00
_exptl_absorpt_coefficient_mu    21.844
_exptl_absorpt_correction_T_max  0.004
_exptl_absorpt_correction_T_min  0.003
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.085
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.29
_refine_diff_density_max         3.924
_refine_diff_density_min         -1.629
_refine_diff_density_rms         0.343
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.864
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     406
_refine_ls_number_reflns         5416
_refine_ls_number_restraints     158
_refine_ls_restrained_S_all      0.852
_refine_ls_R_factor_all          0.0956
_refine_ls_R_factor_gt           0.0567
_refine_ls_shift/su_max          0.000
_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^+0.2300P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1019
_refine_ls_wR_factor_ref         0.1121
_reflns_number_gt                3505
_reflns_number_total             5416
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            JSSC-2017-247-60.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' 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        1542.9(5)
_cod_database_code               1560612