Dichlorine-pyridine <i>N</i>-oxide halogen-bonded complexes.
Limberg, Niklas; Rautiainen, J. Mikko; Lundell, Jan; Riedel, Sebastian; Rissanen, Kari; Puttreddy, Rakesh; Chemical science 15 (2024) 18840–18845; doi:10.1039/d4sc06270a

data_1572916
_publ_section_title
;
 Dichlorine-pyridine <i>N</i>-oxide halogen-bonded complexes.
;
_journal_issue                   45
_journal_name_full               'Chemical science'
_journal_page_first              18840
_journal_page_last               18845
_journal_paper_doi               10.1039/d4sc06270a
_journal_volume                  15
_journal_year                    2024
_chemical_formula_moiety         'Cl3, C16 H23 N2 O2'
_chemical_formula_sum            'C16 H23 Cl3 N2 O2'
_chemical_formula_weight         381.71
_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   mixed
_audit_creation_date             2024-09-11
_audit_creation_method
;
Olex2 1.5-alpha
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
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2024-09-13 deposited with the CCDC.	2024-10-21 downloaded from the CCDC.
;
_cell_angle_alpha                68.449(6)
_cell_angle_beta                 65.454(6)
_cell_angle_gamma                78.430(7)
_cell_formula_units_Z            1
_cell_length_a                   7.2228(13)
_cell_length_b                   8.5908(16)
_cell_length_c                   8.6321(17)
_cell_measurement_reflns_used    5675
_cell_measurement_temperature    100.00
_cell_measurement_theta_max      26.299
_cell_measurement_theta_min      2.553
_cell_volume                     452.42(15)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.00
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0761
_diffrn_reflns_av_unetI/netI     0.0406
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            14067
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.373
_diffrn_reflns_theta_min         2.553
_diffrn_source_current           1.0
_diffrn_source_power             0.05
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.516
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.5554
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1192 before and 0.0822 after correction.
The Ratio of minimum to maximum transmission is 0.7451.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_description       block
_exptl_crystal_F_000             200
_exptl_crystal_size_max          0.235
_exptl_crystal_size_mid          0.199
_exptl_crystal_size_min          0.177
_refine_diff_density_max         0.308
_refine_diff_density_min         -0.352
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1840
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0479
_refine_ls_R_factor_gt           0.0339
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0431P)^2^+0.2785P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0848
_refine_ls_wR_factor_ref         0.0954
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1497
_reflns_number_total             1840
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc06270a3.cif
_cod_data_source_block           OGH_D49_42
_cod_depositor_comments
'Adding full bibliography for 1572907--1572916.cif.'
_cod_database_code               1572916
_shelx_shelxl_version_number     2019/1
_shelx_estimated_absorpt_t_max   0.914
_shelx_estimated_absorpt_t_min   0.888
_olex2_refinement_description
;
1.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C4(H4)
1.b Idealised Me refined as rotating group:
 C6(H6A,H6B,H6C), C8(H8A,H8B,H8C), C7(H7A,H7B,H7C)
;
_shelx_res_checksum              15097
_shelx_hkl_checksum              88100
_olex2_submission_special_instructions 'No special instructions were received'