A bis-NHC–CAAC dimer derived dicationic diradical
Nayak, Mithilesh Kumar; Sarkar, Pallavi; Elvers, Benedict J.; Mehta, Sakshi; Zhang, Fangyuan; Chrysochos, Nicolas; Krummenacher, Ivo; Vijayakanth, Thangavel; Narayanan, Ramakirushnan Suriya; Dolai, Ramapada; Roy, Biswarup; Malik, Vishal; Rawat, Hemant; Mondal, Abhishake; Boomishankar, Ramamoorthy; Pati, Swapan K.; Braunschweig, Holger; Schulzke, Carola; Ravat, Prince; Jana, Anukul; Chemical Science 13 (2022) 12533–12539; doi:10.1039/D2SC03937K

data_1567805
_publ_section_title
;
 A bis-NHC--CAAC dimer derived dicationic diradical
;
_journal_issue                   42
_journal_name_full               'Chemical Science'
_journal_page_first              12533
_journal_page_last               12539
_journal_paper_doi               10.1039/D2SC03937K
_journal_volume                  13
_journal_year                    2022
_chemical_formula_moiety         'C32 H56 N6, 3(C F3 O3 S)'
_chemical_formula_sum            'C35 H56 F9 N6 O9 S3'
_chemical_formula_weight         972.03
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-I 2ya'
_space_group_name_H-M_alt        'I 1 2/a 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2021-02-12
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-02-12 deposited with the CCDC.	2022-09-21 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.742(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.2729(4)
_cell_length_b                   20.2466(7)
_cell_length_c                   19.5699(6)
_cell_measurement_reflns_used    12116
_cell_measurement_temperature    100.15
_cell_measurement_theta_max      28.7070
_cell_measurement_theta_min      2.8620
_cell_volume                     4461.5(3)
_computing_cell_refinement       'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.29d (Rigaku OD, 2017)'
_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    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_temperature      100.15
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'XtaLAB AFC12 (RINC): Kappa single'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_unetI/netI     0.0239
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            28001
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.371
_diffrn_reflns_theta_min         2.868
_exptl_absorpt_coefficient_mu    0.261
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.62182
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.29d (Rigaku Oxford Diffraction, 2017)
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    1.447
_exptl_crystal_description       block
_exptl_crystal_F_000             2036
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.609
_refine_diff_density_min         -0.505
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         4552
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0544
_refine_ls_R_factor_gt           0.0479
_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^)+(0.0579P)^2^+9.2954P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1248
_refine_ls_wR_factor_ref         0.1283
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3999
_reflns_number_total             4552
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2sc03937k2.cif
_cod_data_source_block           aj1512
_cod_depositor_comments
'Adding full bibliography for 1567803--1567816.cif.'
_cod_database_code               1567805
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.964
_shelx_estimated_absorpt_t_min   0.942
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Same fragment restrains
{C5', C7', C8', C9', C10'} sigma for 1-2: 0.02, 1-3: 0.04
as
{C5, C7, C8, C9, C10}
3. Others
 Sof(C5')=Sof(H5'a)=Sof(H5'b)=Sof(C7')=Sof(H7'a)=Sof(H7'b)=Sof(H7'c)=Sof(C8')=
 Sof(H8'a)=Sof(H8'b)=Sof(H8'c)=Sof(C9')=Sof(H9'a)=Sof(H9'b)=Sof(H9'c)=Sof(C10')=
 Sof(H10d)=Sof(H10e)=Sof(H10f)=1-FVAR(1)
 Sof(C5)=Sof(H5a)=Sof(H5b)=Sof(C7)=Sof(H7a)=Sof(H7b)=Sof(H7c)=Sof(C8)=Sof(H8a)=
 Sof(H8b)=Sof(H8c)=Sof(C9)=Sof(H9a)=Sof(H9b)=Sof(H9c)=Sof(C10)=Sof(H10a)=
 Sof(H10b)=Sof(H10c)=FVAR(1)
 Fixed Sof: O4(0.5) O5(0.5) O6(0.5) F4(0.5) F5(0.5) F6(0.5)
4.a Secondary CH2 refined with riding coordinates:
 C5(H5a,H5b), C5'(H5'a,H5'b)
4.b Idealised Me refined as rotating group:
 C7(H7a,H7b,H7c), C8(H8a,H8b,H8c), C9(H9a,H9b,H9c), C10(H10a,H10b,H10c),
 C7'(H7'a,H7'b,H7'c), C8'(H8'a,H8'b,H8'c), C9'(H9'a,H9'b,H9'c), C10'(H10d,H10e,
 H10f), C13(H13a,H13b,H13c), C14(H14a,H14b,H14c), C15(H15a,H15b,H15c), C16(H16a,
 H16b,H16c)
;
_shelx_res_checksum              75330
_shelx_hkl_checksum              84932
_olex2_submission_special_instructions 'No special instructions were received'