Reactions of N-heterocyclic carbene-based chalcogenoureas with halogens: a diverse range of outcomes
Saab, Marina; Nelson, David J.; Leech, Matthew C.; Lam, Kevin; Nolan, Steven P.; Nahra, Fady; Van Hecke, Kristof; Dalton Transactions  (2022) –; doi:10.1039/D2DT00010E

data_7709501
_publ_section_title
;
 Reactions of N-heterocyclic carbene-based chalcogenoureas with halogens:
 a diverse range of outcomes
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT00010E
_journal_year                    2022
_chemical_formula_moiety         'C27 H36 Cl2 N2 Se'
_chemical_formula_sum            'C27 H36 Cl2 N2 Se'
_chemical_formula_weight         538.44
_space_group_crystal_system      tetragonal
_space_group_IT_number           96
_space_group_name_Hall           'P 4nw 2abw'
_space_group_name_H-M_alt        'P 43 21 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-02-17
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-11-12 deposited with the CCDC.	2022-02-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.07600(10)
_cell_length_b                   14.07600(10)
_cell_length_c                   13.5004(2)
_cell_measurement_reflns_used    7198
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      73.8430
_cell_measurement_theta_min      4.4130
_cell_volume                     2674.89(5)
_computing_cell_refinement       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.67a (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      100.0(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.4839
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.993
_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    -74.00  34.00   1.00    1.00    --  -41.68  77.00-180.00  108
  2  \w    -74.00  34.00   1.00    1.00    --  -41.68  77.00-120.00  108
  3  \w    103.00 178.00   1.00    1.00    --  106.01  77.00 -60.00   75
  4  \w    103.00 178.00   1.00    1.00    --  106.01  77.00-150.00   75
  5  \w    103.00 178.00   1.00    1.00    --  106.01  77.00-180.00   75
  6  \w    103.00 178.00   1.00    1.00    --  106.01  77.00  60.00   75
  7  \w   -115.00 -14.00   1.00    1.00    --  -41.68 -57.00 150.00  101
  8  \w   -115.00 -14.00   1.00    1.00    --  -41.68 -57.00 -90.00  101
  9  \w     33.00 112.00   1.00    1.00    --  106.01-125.00  30.00   79
 10  \w    103.00 132.00   1.00    1.00    --  106.01  77.00   0.00   29
;
_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      0.0820403000
_diffrn_orient_matrix_UB_12      0.0721106000
_diffrn_orient_matrix_UB_13      0.0065977000
_diffrn_orient_matrix_UB_21      -0.0380816000
_diffrn_orient_matrix_UB_22      0.0511444000
_diffrn_orient_matrix_UB_23      -0.0927843000
_diffrn_orient_matrix_UB_31      -0.0616181000
_diffrn_orient_matrix_UB_32      0.0644751000
_diffrn_orient_matrix_UB_33      0.0661543000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0464
_diffrn_reflns_av_unetI/netI     0.0373
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            13122
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.788
_diffrn_reflns_theta_min         4.442
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    3.855
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.734
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.67a (Rigaku Oxford Diffraction, 2019)
Numerical absorption correction based on gaussian integration over
			a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_description       needle
_exptl_crystal_F_000             1120
_exptl_crystal_size_max          0.179
_exptl_crystal_size_mid          0.118
_exptl_crystal_size_min          0.088
_refine_diff_density_max         0.388
_refine_diff_density_min         -0.482
_refine_diff_density_rms         0.051
_refine_ls_abs_structure_details
;
 Flack x determined using 935 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.024(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         2688
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0353
_refine_ls_R_factor_gt           0.0295
_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^)+(0.0371P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0680
_reflns_Friedel_coverage         0.688
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.987
_reflns_number_gt                2471
_reflns_number_total             2688
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt00010e2.cif
_cod_data_source_block           ms295
_cod_database_code               7709501
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C27 H36 Cl2 N2 Se'
_reflns_odcompleteness_completeness 100.00
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     66.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C9(H9), C12(H12)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C5(H5), C6(H6), C7(H7)
2.c Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C), C11(H11A,H11B,H11C), C13(H13A,H13B,H13C), C14(H14A,H14B,
 H14C)
;
_shelx_res_checksum              53227
_shelx_hkl_checksum              49835
_olex2_date_sample_data_collection 2020-02-17
_olex2_exptl_crystal_mounting_method 'mounted on a LithoLoop'
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 2.127
_oxdiff_exptl_absorpt_empirical_full_min 0.419