Homo- and hetero-halogen interaction based molecular associations in wheel–axle topology derived Sn(iv) porphyrin complexes: an experimental and theoretical analysis
Siddiqui, Rafia; Rani, Jyoti; Akshita,; Dhamija, Swati; Shivam, Kumar; Kagra, Deepika; Sharma, Purshotam; Venugopalan, P.; Patra, Ranjan; CrystEngComm 25 (2023) 4946–4959; doi:10.1039/D3CE00342F

data_7247168
_publ_section_title
;
 Homo- and hetero-halogen interaction based molecular associations in
 wheel--axle topology derived Sn(iv) porphyrin complexes: an experimental
 and theoretical analysis
;
_journal_issue                   35
_journal_name_full               CrystEngComm
_journal_page_first              4946
_journal_page_last               4959
_journal_paper_doi               10.1039/D3CE00342F
_journal_volume                  25
_journal_year                    2023
_chemical_formula_sum            'C70 H50 F8 I4 N4 O4 Sn'
_chemical_formula_weight         1789.43
_chemical_name_common
2,3,5,6-tetrafluorobenzoate-tin-tetraiodoporphrin
_space_group_crystal_system      monoclinic
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-10-26 deposited with the CCDC.	2023-08-04 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.773(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.5029(3)
_cell_length_b                   19.5370(4)
_cell_length_c                   22.8054(4)
_cell_measurement_reflns_used    21781
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.0480
_cell_measurement_theta_min      3.3620
_cell_volume                     6736.4(2)
_computing_cell_refinement       'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.33c (Rigaku OD, 2017)'
_computing_molecular_graphics    SHELX
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'SuperNova (Mo) X-ray Source'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0302
_diffrn_reflns_av_unetI/netI     0.0304
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            27805
_diffrn_reflns_point_group_measured_fraction_full 0.798
_diffrn_reflns_point_group_measured_fraction_max 0.798
_diffrn_reflns_theta_full        24.998
_diffrn_reflns_theta_max         24.998
_diffrn_reflns_theta_min         3.370
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    2.285
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.83892
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.764
_exptl_crystal_description       Plate
_exptl_crystal_F_000             3456
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.797
_refine_diff_density_min         -0.776
_refine_diff_density_rms         0.071
_refine_ls_abs_structure_details
;
 Flack x determined using 3075 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.026(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     815
_refine_ls_number_reflns         9459
_refine_ls_number_restraints     86
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0400
_refine_ls_R_factor_gt           0.0349
_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^)+(0.0697P)^2^+0.7035P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1019
_reflns_Friedel_coverage         0.599
_reflns_Friedel_fraction_full    0.598
_reflns_Friedel_fraction_max     0.598
_reflns_number_gt                8593
_reflns_number_total             9459
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ce00342f2.cif
_cod_data_source_block           shelx_CCDC5
_cod_depositor_comments
'Adding full bibliography for 7247163--7247169.cif.'
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               7247168
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              18381