Catalytic comparison of cyanosilylation/Knoevenagel condensation reactions by Pb-based heterometallic organic frameworks with different second metal ions
Wang, Xiyu; Yang, Guo-Ping; Wang, Yao-Yu; Catalysis Science & Technology 14 (2024) 1613–1621; doi:10.1039/D3CY01549A

data_1570974
_publ_section_title
;
 Catalytic comparison of cyanosilylation/Knoevenagel condensation
 reactions by Pb-based heterometallic organic frameworks with different
 second metal ions
;
_journal_issue                   6
_journal_name_full               'Catalysis Science &amp; Technology'
_journal_page_first              1613
_journal_page_last               1621
_journal_paper_doi               10.1039/D3CY01549A
_journal_volume                  14
_journal_year                    2024
_chemical_formula_moiety         'C9 H5 N4 O5 Pb Zn0.5'
_chemical_formula_sum            'C9 H5 N4 O5 Pb Zn0.5'
_chemical_formula_weight         489.04
_chemical_name_systematic        PbZn
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2023-07-22
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2023-08-28 deposited with the CCDC.	2024-02-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 120.846(8)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.201(6)
_cell_length_b                   7.1538(17)
_cell_length_c                   14.084(4)
_cell_measurement_reflns_used    5771
_cell_measurement_temperature    256.0
_cell_measurement_theta_max      25.43
_cell_measurement_theta_min      2.89
_cell_volume                     2266.4(10)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve 1.3 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      256.0
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0279
_diffrn_reflns_av_unetI/netI     0.0259
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8629
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.444
_diffrn_reflns_theta_min         2.894
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    15.946
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.5884
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1054 before and 0.0431 after correction.
The Ratio of minimum to maximum transmission is 0.7896.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    2.866
_exptl_crystal_description       block
_exptl_crystal_F_000             1792
_exptl_crystal_size_max          0.02
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.902
_refine_diff_density_min         -2.146
_refine_diff_density_rms         0.155
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.110
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         2074
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0260
_refine_ls_R_factor_gt           0.0236
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0183P)^2^+29.3280P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0548
_refine_ls_wR_factor_ref         0.0561
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1944
_reflns_number_total             2074
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3cy01549a2.cif
_cod_data_source_block           mo_6wxyznpb_0m_a
_cod_depositor_comments
'Adding full bibliography for 1570973--1570975.cif.'
_cod_original_cell_volume        2266.5(10)
_cod_original_formula_sum        'C9 H5 N4 O5 Pb Zn0.50'
_cod_database_code               1570974
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.857
_shelx_estimated_absorpt_t_min   0.741
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All O(H,H) groups
2. Restrained distances
 Zn1-H5A \\sim Zn1-H5B
 with sigma of 0.02
3.a Free rotating group:
 O5(H5A,H5B)
3.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C5(H5), C6(H6)
;
_shelx_res_checksum              17534
_shelx_hkl_checksum              77071
_olex2_submission_special_instructions 'No special instructions were received'