Substituent effects on the structure of [Ag(py-R)n](NO3) ionic pairs: structural and computational studies
Radiush, Ekaterina A.; Sinelnikov, Gleb O.; Sukhikh, Taisiya Sergeevna; Shurikov, Matvey K.; Shamshurin, Maxim; Semenov, Nikolay A.; Postnikov, Pavel S.; Sokolov, Maksim Nailyevich; Abramov, Pavel A.; CrystEngComm  (2025) –; doi:10.1039/D5CE00829H

data_7251103
_publ_section_title
;
 Substituent effects on the structure of [Ag(py-R)n](NO3) ionic pairs:
 structural and computational studies
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D5CE00829H
_journal_year                    2025
_chemical_formula_sum            'C15 H12 Ag Br3 N4 O3'
_chemical_formula_weight         643.89
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_audit_update_record
;
2025-08-25 deposited with the CCDC.	2025-10-21 downloaded from the CCDC.
;
_cell_angle_alpha                80.890(6)
_cell_angle_beta                 81.659(6)
_cell_angle_gamma                82.125(6)
_cell_formula_units_Z            2
_cell_length_a                   7.4692(5)
_cell_length_b                   9.0221(7)
_cell_length_c                   15.0268(10)
_cell_measurement_reflns_used    3145
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      23.3080
_cell_measurement_theta_min      2.7750
_cell_volume                     982.51(12)
_computing_cell_refinement       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_molecular_graphics    'ShelXle (H\"ubschle, 2011)'
_computing_publication_material  'CIFTAB-2014 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2019/3 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXS-2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 5.8140
_diffrn_detector_type            'Dectris Pilatus 3R 200K-A'
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.865
_diffrn_measurement_device       'four-cycle diffractometer'
_diffrn_measurement_device_type  Tongda-5000
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0488
_diffrn_reflns_av_unetI/netI     0.0856
_diffrn_reflns_Laue_measured_fraction_full 0.981
_diffrn_reflns_Laue_measured_fraction_max 0.865
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            13331
_diffrn_reflns_point_group_measured_fraction_full 0.981
_diffrn_reflns_point_group_measured_fraction_max 0.865
_diffrn_reflns_theta_full        25.500
_diffrn_reflns_theta_max         28.773
_diffrn_reflns_theta_min         2.768
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    7.148
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.07767
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.49 (Rigaku Oxford Diffraction, 2022)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.

Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.176
_exptl_crystal_description       block
_exptl_crystal_F_000             612
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.481
_refine_diff_density_min         -0.765
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         4418
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.1277
_refine_ls_R_factor_gt           0.0551
_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^)+(0.0378P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0866
_refine_ls_wR_factor_ref         0.1001
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2473
_reflns_number_total             4418
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            d5ce00829h2.cif
_cod_data_source_block           3Br_SOL
_cod_database_code               7251103
_shelx_shelxl_version_number     2019/3
_shelx_estimated_absorpt_t_min   0.481
_shelx_estimated_absorpt_t_max   0.870
_shelx_res_checksum              62108