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_7703899
_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         'C39 H56 N3 O2 Rh'
_chemical_formula_sum            'C39 H56 N3 O2 Rh'
_chemical_formula_weight         701.77
_chemical_name_systematic        '[(Giso)Rh(CO2)]'
_chemical_properties_physical
Air-sensitive,Moisture-sensitive,Oxygen-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-01-09
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-01-08 deposited with the CCDC.	2020-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.416(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4904(4)
_cell_length_b                   18.2900(8)
_cell_length_c                   20.8209(7)
_cell_measurement_reflns_used    9883
_cell_measurement_temperature    150
_cell_measurement_theta_max      27.09
_cell_measurement_theta_min      2.23
_cell_volume                     3565.4(2)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_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
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0431
_diffrn_reflns_av_unetI/netI     0.0411
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.983
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            27965
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.983
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         27.132
_diffrn_reflns_theta_min         1.491
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.516
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6580
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/2 (Bruker,2014/2) was used for absorption correction. wR2(int) was 0.0694 before and 0.0536 after correction. The Ratio of minimum to maximum transmission is 0.8826. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            'light yellow'
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.307
_exptl_crystal_description       prism
_exptl_crystal_F_000             1488
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Hexane'
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.414
_refine_diff_density_min         -0.523
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     414
_refine_ls_number_reflns         7766
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0356
_refine_ls_R_factor_gt           0.0280
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0217P)^2^+2.0990P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0649
_refine_ls_wR_factor_ref         0.0689
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6659
_reflns_number_total             7766
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt00285b2.cif
_cod_data_source_block           GisoRh(CO)2
_cod_depositor_comments
'Adding full bibliography for 7703878--7703902.cif.'
_cod_database_code               7703899
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.980
_shelx_estimated_absorpt_t_min   0.917
_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 Ternary CH refined with riding coordinates:
 C22(H22), C16(H16), C12(H12), C34(H34), C9(H9), C37(H37)
2.b Secondary CH2 refined with riding coordinates:
 C23(H23A,H23B), C17(H17A,H17B), C27(H27A,H27B), C25(H25A,H25B), C19(H19A,
 H19B), C18(H18A,H18B), C26(H26A,H26B), C24(H24A,H24B), C20(H20A,H20B),
 C21(H21A,H21B)
2.c Aromatic/amide H refined with riding coordinates:
 C7(H7), C30(H30), C5(H5), C31(H31), C32(H32), C6(H6)
2.d Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C), C13(H13A,H13B,H13C), C10(H10A,H10B,H10C), C38(H38A,H38B,
 H38C), C35(H35A,H35B,H35C), C36(H36A,H36B,H36C), C11(H11A,H11B,H11C), C39(H39A,
 H39B,H39C)
;
_shelx_res_checksum              77155
_olex2_submission_special_instructions 'No special instructions were received'