Supramolecular interactions between ethylene-bridged oligoureas: nanorings and chains formed by cooperative positive allostery
Tilly, David P.; Žabka, Matej; Vitorica-Yrzebal, Inigo; Sparkes, Hazel Anne; Pridmore, Natalie E.; Clayden, Jonathan; Chemical Science  (2022) –; doi:10.1039/D2SC04716K

data_1567848
_publ_section_title
;
 Supramolecular interactions between ethylene-bridged oligoureas:
 nanorings and chains formed by cooperative positive allostery
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D2SC04716K
_journal_year                    2022
_chemical_formula_moiety         'C H Cl3, C28 H31 F3 N6 O3'
_chemical_formula_sum            'C29 H32 Cl3 F3 N6 O3'
_chemical_formula_weight         675.95
_chemical_melting_point          457
_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   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2019-05-30
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2022-07-13 deposited with the CCDC.	2022-10-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 111.923(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.9677(5)
_cell_length_b                   20.0581(8)
_cell_length_c                   14.2211(5)
_cell_measurement_reflns_used    3588
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.28
_cell_measurement_theta_min      2.55
_cell_volume                     3166.9(2)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2016)'
_computing_data_collection       'Bruker Apex suite'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2016)'
_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(2)
_diffrn_detector                 'Bruker area detector'
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device       'Bruker Apex II kappa CCD area detector'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0670
_diffrn_reflns_av_unetI/netI     0.0704
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            29238
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.164
_diffrn_reflns_theta_min         1.906
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.348
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5960
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0753 before and 0.0601 after correction. The Ratio of minimum to maximum transmission is 0.7994. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.418
_exptl_crystal_description       block
_exptl_crystal_F_000             1400
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: acetonitrile chloroform'
_exptl_crystal_size_max          0.435
_exptl_crystal_size_mid          0.392
_exptl_crystal_size_min          0.256
_refine_diff_density_max         0.679
_refine_diff_density_min         -0.630
_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     414
_refine_ls_number_reflns         7652
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0875
_refine_ls_R_factor_gt           0.0531
_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^)+(0.0546P)^2^+0.8567P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1228
_refine_ls_wR_factor_ref         0.1392
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5128
_reflns_number_total             7652
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2sc04716k2.cif
_cod_data_source_block           testm1
_cod_database_code               1567848
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.916
_shelx_estimated_absorpt_t_min   0.863
_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:
 C29(H29)
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C10(H10A,H10B), C11(H11A,H11B), C19(H19A,H19B), C20(H20A,H20B)
2.c Aromatic/amide H refined with riding coordinates:
 C5(H5A), C6(H6A), C7(H7), C8(H8), C9(H9), C14(H14), C15(H15), C16(H16),
 C17(H17), C18(H18), C23(H23), C24(H24), C26(H26), C27(H27)
2.d Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C)
;
_shelx_res_checksum              46967
_shelx_hkl_checksum              70881
_olex2_submission_special_instructions 'No special instructions were received'