Dual space divergence in small molecule quasiracemates: benzoyl leucine and phenylalanine assemblies.
Koch, Katelyn N.; Teo, Aaron J.; Wheeler, Kraig A.; Chemical communications (Cambridge, England) 60 (2024) 2800–2803; doi:10.1039/d3cc06212k

data_7132705
_publ_section_title
;
 Dual space divergence in small molecule quasiracemates: benzoyl leucine
 and phenylalanine assemblies.
;
_journal_issue                   20
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              2800
_journal_page_last               2803
_journal_paper_doi               10.1039/d3cc06212k
_journal_volume                  60
_journal_year                    2024
_chemical_formula_moiety         'C16 H14 Cl N O3, C13 H16 Cl N O3'
_chemical_formula_sum            'C29 H30 Cl2 N2 O6'
_chemical_formula_weight         573.45
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2023-10-17
_audit_creation_method
;
Olex2 1.5
(compiled 2023.08.24 svn.re1ec1418 for OlexSys, GUI svn.r6817)
;
_audit_update_record
;
2023-12-08 deposited with the CCDC.	2024-02-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 110.923(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.7438(4)
_cell_length_b                   9.7103(3)
_cell_length_c                   14.4644(5)
_cell_measurement_reflns_used    9919
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      72.03
_cell_measurement_theta_min      3.27
_cell_volume                     1409.50(9)
_computing_cell_refinement       'SAINT+ V8.40B (Bruker AXS Inc., 2020)'
_computing_data_collection       'APEX4 Ver. 8.38A (Bruker-AXS, 2022)'
_computing_data_reduction        'SAINT+ Ve8.40B (Bruker-AXS, 2020)'
_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    'XT (Sheldrick, 2018/2)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 '100 \\times 140 mm^2^ CMOS sensor'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'Bruker PHOTON II'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       '\k-geometry four-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_collimation    'focusing mirror'
_diffrn_radiation_detector       'Bruker PHOTON II'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0486
_diffrn_reflns_av_unetI/netI     0.0338
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            28644
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.982
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         70.073
_diffrn_reflns_theta_min         3.271
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\mS 3.0'
_exptl_absorpt_coefficient_mu    2.451
_exptl_absorpt_correction_T_max  0.7536
_exptl_absorpt_correction_T_min  0.6335
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Krause et al., 2015) was used for absorption correction.'
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.351
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             600
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: MeOH'
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.052
_refine_diff_density_max         0.198
_refine_diff_density_min         -0.211
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details
;
 Flack x determined using 2120 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.050(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     366
_refine_ls_number_reflns         5253
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0315
_refine_ls_R_factor_gt           0.0278
_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^)+(0.0279P)^2^+0.3170P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0638
_refine_ls_wR_factor_ref         0.0658
_reflns_Friedel_coverage         0.848
_reflns_Friedel_fraction_full    0.971
_reflns_Friedel_fraction_max     0.962
_reflns_number_gt                4917
_reflns_number_total             5253
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3cc06212k2.cif
_cod_data_source_block           21kaw46_a
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 

 Adding full bibliography for 7132699--7132715.cif.
;
_cod_database_code               7132705
_shelx_shelxl_version_number     2019/1
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups, All O(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C9A(H9A), C9B(H9B), C11B(H11B)
2.b Secondary CH2 refined with riding coordinates:
 C10A(H10A,H10B), C10B(H10C,H10D)
2.c Aromatic/amide H refined with riding coordinates:
 C3A(H3A), C4A(H4A), C6A(H6A), C7A(H7A), C12A(H12A), C13A(H13A), C14A(H14A),
 C15A(H15A), C16A(H16A), C3B(H3B), C4B(H4B), C6B(H6B), C7B(H7B)
2.d Idealised Me refined as rotating group:
 C12B(H12B,H12C,H12D), C13B(H13B,H13C,H13D)
;
_shelx_res_checksum              14085
_shelx_hkl_checksum              54418
_olex2_submission_special_instructions 'No special instructions were received'