Tailoring the cavities of hydrogen-bonded amphidynamic crystals using weak contacts: towards faster molecular machines.
Navarro-Huerta, Armando; Jellen, Marcus J.; Arcudia, Jessica; Teat, Simon J.; Toscano, Rubén A; Merino, Gabriel; Rodríguez-Molina, Braulio; Chemical science 12 (2020) 2181–2188; doi:10.1039/d0sc05899h

data_1559777
_publ_section_title
;
 Tailoring the cavities of hydrogen-bonded amphidynamic crystals using
 weak contacts: towards faster molecular machines.
;
_journal_issue                   6
_journal_name_full               'Chemical science'
_journal_page_first              2181
_journal_page_last               2188
_journal_paper_doi               10.1039/d0sc05899h
_journal_volume                  12
_journal_year                    2020
_chemical_absolute_configuration ad
_chemical_formula_moiety         '2(C24 H13 F4 N),C6 H12 N2'
_chemical_formula_sum            'C54 H38 F8 N4'
_chemical_formula_weight         894.88
_space_group_crystal_system      monoclinic
_space_group_IT_number           7
_space_group_name_Hall           'P -2yc'
_space_group_name_H-M_alt        'P 1 c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     'Dual space'
_atom_sites_solution_secondary   difmap
_audit_creation_date             2020-07-21
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-08-07 deposited with the CCDC.	2020-12-14 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.3540(10)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   19.0865(8)
_cell_length_b                   6.7670(3)
_cell_length_c                   17.3518(7)
_cell_measurement_reflns_used    9810
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.3837
_cell_measurement_theta_min      2.5515
_cell_volume                     2114.48(16)
_computing_cell_refinement       'Bruker SAINT v8.38a'
_computing_data_collection       'Bruker APEX 3'
_computing_data_reduction        'Bruker SAINT v8.38a'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL & local programs'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 7.39
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker D8 with PHOTONII detector'
_diffrn_measurement_method       '\w/\q shutterless scans'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.7288
_diffrn_reflns_av_R_equivalents  0.0393
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            71153
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.930
_diffrn_reflns_theta_max         31.393
_diffrn_reflns_theta_min         2.319
_diffrn_source                   'Advanced Light Source beamline 12.2.1'
_exptl_absorpt_coefficient_mu    0.112
_exptl_absorpt_correction_T_max  0.997
_exptl_absorpt_correction_T_min  0.946
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2016/2 Bruker AXS Madison WI USA'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.406
_exptl_crystal_description       plates
_exptl_crystal_F_000             924
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Hexanes/ethyl acetate'
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.498
_refine_diff_density_min         -0.417
_refine_diff_density_rms         0.077
_refine_ls_abs_structure_details
;
 Flack x determined using 6027 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.50(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     601
_refine_ls_number_reflns         12908
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0381
_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^)+(0.0641P)^2^+0.3386P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0991
_refine_ls_wR_factor_ref         0.1005
_reflns_Friedel_coverage         0.995
_reflns_Friedel_fraction_full    0.993
_reflns_Friedel_fraction_max     0.995
_reflns_number_gt                12540
_reflns_number_total             12908
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc05899h2.cif
_cod_data_source_block           ANH-BRM-3II-100K
_cod_depositor_comments
;Adding full bibliography for 1559768--1559785.cif.

 Adding full bibliography for 1559768--1559785.cif.
;
_cod_original_sg_symbol_H-M      'P c'
_cod_database_code               1559777
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.967
_shelx_estimated_absorpt_t_max   0.997
_shelx_res_checksum              2900