Piperidine and piperazine analogs in action: zinc(ii)-mediated formation of amidines
Podjed, Nina; Košmrlj, Janez; Modec, Barbara; New Journal of Chemistry 48 (2024) 8844–8859; doi:10.1039/D4NJ00235K

data_7063164
_publ_section_title
;
 Piperidine and piperazine analogs in action: zinc(ii)-mediated formation
 of amidines
;
_journal_issue                   19
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              8844
_journal_page_last               8859
_journal_paper_doi               10.1039/D4NJ00235K
_journal_volume                  48
_journal_year                    2024
_chemical_formula_moiety         '2(C16 H20 N3 O3 Zn0.5), 2(C2 H3 N)'
_chemical_formula_sum            'C36 H46 N8 O6 Zn'
_chemical_formula_weight         752.18
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2022-05-05
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2022-06-25 deposited with the CCDC.	2024-04-16 downloaded from the CCDC.
;
_cell_angle_alpha                87.078(2)
_cell_angle_beta                 85.696(2)
_cell_angle_gamma                86.042(2)
_cell_formula_units_Z            2
_cell_length_a                   7.8233(2)
_cell_length_b                   11.2495(2)
_cell_length_c                   20.2794(6)
_cell_measurement_reflns_used    12532
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      30.2380
_cell_measurement_theta_min      3.1270
_cell_volume                     1773.59(8)
_computing_cell_refinement       'CrysAlisPro 1.171.40.68a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.68a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.68a (Rigaku OD, 2019)'
_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_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.4933
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.904
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w   -104.00  75.00   1.00    8.00    --  -14.52   0.00-150.00  179
  2  \w    -88.00  15.00   1.00    8.00    --  -14.52 -57.00 120.00  103
  3  \w    -42.00  19.00   1.00    8.00    --  -14.52 -77.00   0.00   61
  4  \w    -44.00  59.00   1.00    8.00    --  -14.52  57.00 -90.00  103
  5  \w    -33.00  11.00   1.00    8.00    --  -14.52 -77.00-180.00   44
  6  \w    -38.00  14.00   1.00    8.00    --  -14.52 -77.00 -90.00   52
  7  \w    -44.00  53.00   1.00    8.00    --  -14.52  57.00  30.00   97
  8  \w    -89.00 -41.00   1.00    8.00    --  -14.52 151.00  34.81   48
  9  \w    -92.00 -62.00   1.00    8.00    --  -14.52 154.00-175.19   30
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0706926000
_diffrn_orient_matrix_UB_12      -0.0183117000
_diffrn_orient_matrix_UB_13      0.0188923000
_diffrn_orient_matrix_UB_21      0.0543162000
_diffrn_orient_matrix_UB_22      -0.0040673000
_diffrn_orient_matrix_UB_23      -0.0295260000
_diffrn_orient_matrix_UB_31      0.0188330000
_diffrn_orient_matrix_UB_32      0.0604247000
_diffrn_orient_matrix_UB_33      0.0020454000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0368
_diffrn_reflns_av_unetI/netI     0.0371
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.904
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            34681
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.904
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.422
_diffrn_reflns_theta_min         2.616
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.750
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.76196
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.68a (Rigaku Oxford Diffraction, 2019)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.408
_exptl_crystal_description       plate
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.407
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     481
_refine_ls_number_reflns         9721
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0502
_refine_ls_R_factor_gt           0.0374
_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^)+(0.0309P)^2^+1.1251P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0832
_refine_ls_wR_factor_ref         0.0899
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8058
_reflns_number_total             9721
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4nj00235k2.cif
_cod_data_source_block           15
_cod_depositor_comments
'Adding full bibliography for 7063150--7063171.cif.'
_cod_database_code               7063164
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.963
_shelx_estimated_absorpt_t_min   0.753
_reflns_odcompleteness_completeness 99.94
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     27.50
_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 Secondary CH2 refined with riding coordinates:
 C21(H21A,H21B), C22(H22A,H22B), C23(H23A,H23B), C24(H24A,H24B), C25(H25A,
 H25B), C26(H26A,H26B), C41(H41A,H41B), C42(H42A,H42B), C43(H43A,H43B),
 C44(H44A,H44B), C45(H45A,H45B), C46(H46A,H46B)
2.b Aromatic/amide H refined with riding coordinates:
 C11(H11), C12(H12), C13(H13), C14(H14), C16(H16), C17(H17), C31(H31),
 C32(H32), C33(H33), C34(H34), C36(H36), C37(H37)
2.c Idealised Me refined as rotating group:
 C52(H52A,H52B,H52C), C62(H62A,H62B,H62C)
;
_shelx_res_checksum              92606
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.363
_oxdiff_exptl_absorpt_empirical_full_min 0.666