Noncooperative guest binding by metal-free [2 + 2] Schiff-base macrocycles
Chaudhry, Mohammad T.; Patrick, Brian O.; Akine, Shigehisa; MacLachlan, Mark J.; Organic & Biomolecular Chemistry  (2022) –; doi:10.1039/D2OB01511K

data_7158923
_publ_section_title
;
 Noncooperative guest binding by metal-free [2 + 2] Schiff-base
 macrocycles
;
_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_paper_doi               10.1039/D2OB01511K
_journal_year                    2022
_chemical_formula_moiety         'C28 H24 N2 O5'
_chemical_formula_sum            'C28 H24 N2 O5'
_chemical_formula_weight         468.49
_chemical_name_systematic        model
_space_group_crystal_system      orthorhombic
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-12-09
_audit_creation_method
;
Olex2 1.5
(compiled 2021.11.18 svn.ra9532c28 for OlexSys, GUI svn.r6429)
;
_audit_update_record
;
2022-04-18 deposited with the CCDC.	2022-10-04 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.4851(2)
_cell_length_b                   11.8514(3)
_cell_length_c                   25.8916(9)
_cell_measurement_reflns_used    6670
_cell_measurement_temperature    296.15
_cell_measurement_theta_max      55.98
_cell_measurement_theta_min      3.41
_cell_volume                     2296.82(12)
_computing_cell_refinement       'SAINT V8.40B (Bruker, 2016)'
_computing_data_reduction        'SAINT V8.40B (Bruker, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      296.15
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'Bruker D8 Kappa diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'cross coupled multi-layer optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0394
_diffrn_reflns_av_unetI/netI     0.0293
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            13354
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        56.018
_diffrn_reflns_theta_max         56.018
_diffrn_reflns_theta_min         3.414
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_current           0.6
_diffrn_source_power             0.026921999999999998
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           44.87
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.766
_exptl_absorpt_correction_T_max  0.7510
_exptl_absorpt_correction_T_min  0.5388
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1210 before and 0.0661 after correction.
The Ratio of minimum to maximum transmission is 0.7174.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_description       blade
_exptl_crystal_F_000             984
_exptl_crystal_preparation       Luminescent
_exptl_crystal_recrystallization_method 'Grown from reaction mixture.'
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.188
_refine_diff_density_min         -0.162
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.224
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     161
_refine_ls_number_reflns         1499
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.224
_refine_ls_R_factor_all          0.0753
_refine_ls_R_factor_gt           0.0669
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+3.7265P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1595
_refine_ls_wR_factor_ref         0.1634
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1268
_reflns_number_total             1499
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ob01511k2.cif
_cod_data_source_block           mm512
_cod_database_code               7158923
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.941
_shelx_estimated_absorpt_t_min   0.775
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C7(H7), C9(H9), C10(H10), C12(H12), C13(H13)
2.b Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C)
2.c Idealised tetrahedral OH refined as rotating group:
 O1(H1)
;
_shelx_res_checksum              78497
_shelx_hkl_checksum              21759
_olex2_exptl_crystal_mounting_method
'The crystal was mounted on a mylar loop in oil'
_olex2_submission_original_sample_id MC-08-133
_olex2_submission_special_instructions 'No special instructions were received'