Controlling chirality in the synthesis of 4 + 4 diastereomeric amine macrocycles derived from <i>trans</i>-1,2-diaminocyclopentane and 2,6-diformylpyridine.
Fedorowicz, Dominika; Banach, Sylwia; Koza, Patrycja; Frydrych, Rafał; Ślepokura, Katarzyna; Gregoliński, Janusz; Organic & biomolecular chemistry 20 (2022) 1080–1094; doi:10.1039/d1ob02410h

data_7158467
_publ_section_title
;
 Controlling chirality in the synthesis of 4 + 4 diastereomeric amine
 macrocycles derived from <i>trans</i>-1,2-diaminocyclopentane and
 2,6-diformylpyridine.
;
_journal_issue                   5
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1080
_journal_page_last               1094
_journal_paper_doi               10.1039/d1ob02410h
_journal_volume                  20
_journal_year                    2022
_chemical_absolute_configuration rmad
_chemical_formula_moiety
'C48 H76 N12, 4.4(H O4 S), 1.8(O4 S), 0.8(C H4 O), 7.8(H2 O)'
_chemical_formula_sum            'C48.8 H99.2 N12 O33.4 S6.2'
_chemical_formula_weight         1587.37
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2021-07-22 deposited with the CCDC.	2021-12-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.793(3)
_cell_length_b                   17.860(3)
_cell_length_c                   26.560(5)
_cell_measurement_reflns_used    2406
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.93
_cell_measurement_theta_min      3.65
_cell_volume                     7017(2)
_computing_cell_refinement       'CrysAlisPro 1.171.41.80a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.41.80a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.41.80a (Rigaku OD, 2020)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT-2014 (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.3456
_diffrn_detector_type            Ruby
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type
'Agilent Technologies Xcalibur, Ruby, Gemini ultra'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0597
_diffrn_reflns_av_unetI/netI     0.1572
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            19757
_diffrn_reflns_point_group_measured_fraction_full 0.974
_diffrn_reflns_point_group_measured_fraction_max 0.971
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.495
_diffrn_reflns_theta_min         3.273
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.299
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.968
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.80a (Rigaku Oxford Diffraction, 2020)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.503
_exptl_crystal_description       column
_exptl_crystal_F_000             3370
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.897
_refine_diff_density_min         -0.446
_refine_diff_density_rms         0.096
_refine_ls_abs_structure_details
;
 Flack x determined using 1965 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.07(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     967
_refine_ls_number_reflns         12675
_refine_ls_number_restraints     109
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.1557
_refine_ls_R_factor_gt           0.0792
_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^)+(0.0640P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1533
_refine_ls_wR_factor_ref         0.1850
_reflns_Friedel_coverage         0.782
_reflns_Friedel_fraction_full    0.949
_reflns_Friedel_fraction_max     0.943
_reflns_number_gt                7169
_reflns_number_total             12675
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ob02410h2.cif
_cod_data_source_block           1_l44shsab
_cod_depositor_comments
'Adding full bibliography for 7158467--7158470.cif.'
_cod_original_formula_sum        'C48.80 H99.20 N12 O33.40 S6.20'
_cod_database_code               7158467
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.916
_shelx_estimated_absorpt_t_max   0.991
_shelx_res_checksum              93817