Supramolecular interplay: how non-covalent bonds affect the crystal packing of 2-arylmethylidenethiazolo[3,2-a]pyrimidines
Mingazhetdinova, Dilyara O.; Nefedova, Anna A.; Kozhikhov, Andrey A.; Agarkov, Artem S.; Litvinov, Igor A.; Frantsuzova, Lubov V.; Islamov, Daut R.; Solovieva, Svetlana E.; Antipin, Igor S.; CrystEngComm 27 (2025) 6884–6893; doi:10.1039/D5CE00511F

data_7250947
_publ_section_title
;
 Supramolecular interplay: how non-covalent bonds affect the crystal
 packing of 2-arylmethylidenethiazolo[3,2-a]pyrimidines
;
_journal_issue                   42
_journal_name_full               CrystEngComm
_journal_page_first              6884
_journal_page_last               6893
_journal_paper_doi               10.1039/D5CE00511F
_journal_volume                  27
_journal_year                    2025
_chemical_formula_moiety         'C23 H18 Br Cl N2 O3 S'
_chemical_formula_sum            'C23 H18 Br Cl N2 O3 S'
_chemical_formula_weight         517.81
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2025-04-18
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2025-07-02 deposited with the CCDC.	2025-09-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.98(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4140(19)
_cell_length_b                   10.970(2)
_cell_length_c                   20.797(4)
_cell_measurement_reflns_used    123
_cell_measurement_temperature    100
_cell_measurement_theta_max      26.848
_cell_measurement_theta_min      2.082
_cell_volume                     2139.6(7)
_computing_cell_refinement       'XDS (Kabsch, 2010)'
_computing_data_collection       'XDS (Kabsch, 2010)'
_computing_data_reduction        'XDS (Kabsch, 2010)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  Synchro
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.7527
_diffrn_reflns_av_R_equivalents  0.0554
_diffrn_reflns_av_unetI/netI     0.0462
_diffrn_reflns_Laue_measured_fraction_full 0.966
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            13283
_diffrn_reflns_point_group_measured_fraction_full 0.966
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        26.848
_diffrn_reflns_theta_max         26.995
_diffrn_reflns_theta_min         2.082
_diffrn_source                   synchrotron
_exptl_absorpt_coefficient_mu    2.515
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.740
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.607
_exptl_crystal_description       prism
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.503
_refine_diff_density_min         -0.612
_refine_diff_density_rms         0.075
_refine_ls_extinction_coef       0.0013(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
_refine_ls_number_reflns         3807
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0428
_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^)+(0.0470P)^2^+1.3859P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0858
_refine_ls_wR_factor_ref         0.0908
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3294
_reflns_number_total             3807
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5ce00511f2.cif
_cod_data_source_block           an157
_cod_depositor_comments
'Adding full bibliography for 7250946--7250954.cif.'
_cod_original_cell_volume        2139.6(8)
_cod_database_code               7250947
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.633
_shelx_estimated_absorpt_t_min   0.519
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C5(H5)
2.b Secondary CH2 refined with riding coordinates:
 C24(H24A,H24B)
2.c Aromatic/amide H refined with riding coordinates:
 C22(H22), C20(H20), C18(H18), C12(H12), C21(H21), C10(H10), C14(H14),
 C15(H15), C16(H16)
2.d Idealised Me refined as rotating group:
 C26(H26A,H26B,H26C), C25(H25A,H25B,H25C)
;
_shelx_res_checksum              31710
_olex2_submission_special_instructions 'No special instructions were received'