Bulky bis(aryl)triazenides: just aspiring amidinates? A structural and spectroscopic study.
Gyton, Matthew R.; Leverett, Anthony R.; Cole, Marcus L.; McKay, Alasdair I.; Dalton transactions (Cambridge, England : 2003) 49 (2020) 5653–5661; doi:10.1039/d0dt00285b

data_7703896
_publ_section_title
;
 Bulky bis(aryl)triazenides: just aspiring amidinates? A structural and
 spectroscopic study.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5653
_journal_page_last               5661
_journal_paper_doi               10.1039/d0dt00285b
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C48 H68 Ga2 I2 N6'
_chemical_formula_sum            'C48 H68 Ga2 I2 N6'
_chemical_formula_weight         1122.32
_chemical_name_systematic        '[GaI(N3Dipp2)]2'
_chemical_properties_physical
Air-sensitive,Moisture-sensitive,Oxygen-sensitive
_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   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2019-12-11
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-12-14 deposited with the CCDC.	2020-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                96.760(17)
_cell_angle_beta                 114.864(10)
_cell_angle_gamma                105.707(12)
_cell_formula_units_Z            1
_cell_length_a                   10.764(3)
_cell_length_b                   11.169(3)
_cell_length_c                   12.729(5)
_cell_measurement_reflns_used    1935
_cell_measurement_temperature    150
_cell_measurement_theta_max      20.10
_cell_measurement_theta_min      2.23
_cell_volume                     1288.8(7)
_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_temperature      150.15
_diffrn_measured_fraction_theta_full 0.924
_diffrn_measured_fraction_theta_max 0.922
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1076
_diffrn_reflns_av_unetI/netI     0.1663
_diffrn_reflns_Laue_measured_fraction_full 0.924
_diffrn_reflns_Laue_measured_fraction_max 0.922
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11441
_diffrn_reflns_point_group_measured_fraction_full 0.924
_diffrn_reflns_point_group_measured_fraction_max 0.922
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.121
_diffrn_reflns_theta_min         2.112
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.279
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.5339
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2012/1 (Bruker,2012) was used for absorption correction. wR2(int) was 0.1241 before and 0.0632 after correction. The Ratio of minimum to maximum transmission is 0.7156. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.446
_exptl_crystal_description       block
_exptl_crystal_F_000             566
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.944
_refine_diff_density_min         -1.734
_refine_diff_density_rms         0.174
_refine_ls_extinction_coef       0.0112(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     303
_refine_ls_number_reflns         4243
_refine_ls_number_restraints     314
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.1809
_refine_ls_R_factor_gt           0.0890
_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^)+(0.1028P)^2^+1.8361P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2015
_refine_ls_wR_factor_ref         0.2382
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2037
_reflns_number_total             4243
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt00285b2.cif
_cod_data_source_block           11
_cod_depositor_comments
'Adding full bibliography for 7703878--7703902.cif.'
_cod_database_code               7703896
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.935
_shelx_estimated_absorpt_t_min   0.772
_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. Restrained distances
 C24A-C22 \\sim C24-C22 \\sim C23A-C22 \\sim C23-C22
 with sigma of 0.02
 C21-C19 \\sim C21A-C19
 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
C24A \\sim C22 \\sim C24 \\sim C23A \\sim C23: within 2A with sigma of 0.01 and
sigma for terminal atoms of 0.02
C21 \\sim C19 \\sim C21A \\sim C20: within 2A with sigma of 0.01 and sigma for
terminal atoms of 0.02
4. Rigid body (RIGU) restrains
 N3, I1, Ga1, N1, N2, C1, C13, C2, C6, C14, C18, C7, C3, C10, C5, C15, C19,
 C17, C22, C8, C9, C4, C12, C11, C16, C20, C21, C21A, C23, C24, C24A, C23A
 with sigma for 1-2 distances of 0.004 and sigma for 1-3 distances of 0.004
5. Others
 Sof(H22A)=Sof(C24A)=Sof(H24D)=Sof(H24E)=Sof(H24F)=Sof(C23A)=Sof(H23D)=
 Sof(H23E)=Sof(H23F)=1-FVAR(1)
 Sof(H22)=Sof(C23)=Sof(H23A)=Sof(H23B)=Sof(H23C)=Sof(C24)=Sof(H24A)=Sof(H24B)=
 Sof(H24C)=FVAR(1)
 Sof(H19A)=Sof(C21A)=Sof(H21D)=Sof(H21E)=Sof(H21F)=1-FVAR(2)
 Sof(H19)=Sof(C21)=Sof(H21A)=Sof(H21B)=Sof(H21C)=FVAR(2)
6.a Ternary CH refined with riding coordinates:
 C22(H22), C22(H22A), C19(H19), C19(H19A), C7(H7), C10(H10)
6.b Aromatic/amide H refined with riding coordinates:
 C17(H17), C15(H15), C16(H16), C3(H3), C4(H4), C5(H5)
6.c Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C23(H23A,H23B,H23C), C12(H12A,H12B,H12C), C24(H24A,H24B,
 H24C), C11(H11A,H11B,H11C), C20(H20A,H20B,H20C), C21(H21A,H21B,H21C), C9(H9A,
 H9B,H9C), C24A(H24D,H24E,H24F), C23A(H23D,H23E,H23F), C21A(H21D,H21E,H21F)
;
_shelx_res_checksum              2878
_olex2_submission_special_instructions 'No special instructions were received'