N-heterocyclic imine-based bis-gallium(I) carbene analog featuring a four-membered Ga2N2 ring
Wang, Bing; Chen, Wenhao; Yang, Jiangnan; Lu, Linfang; Liu, Jiyong; Shen, Liang; Wu, Di; Dalton Transactions  (2023) –; doi:10.1039/D3DT00782K

data_7713682
_publ_section_title
;
 N-heterocyclic imine-based bis-gallium(I) carbene analog featuring a
 four-membered Ga2N2 ring
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D3DT00782K
_journal_year                    2023
_chemical_formula_moiety         'C54 H72 Ga2 N6'
_chemical_formula_sum            'C54 H72 Ga2 N6'
_chemical_formula_weight         944.61
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-10-11
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2022-04-26 deposited with the CCDC.	2023-07-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 118.4170(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   31.3223(16)
_cell_length_b                   12.3615(6)
_cell_length_c                   30.9147(16)
_cell_measurement_reflns_used    9885
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      24.47
_cell_measurement_theta_min      2.55
_cell_volume                     10527.6(9)
_computing_cell_refinement       'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_data_collection       'Bruker Instrument Service vV6.2.14'
_computing_data_reduction        'SAINT V8.40B (Bruker Nano, Inc., 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_temperature      170.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'zju Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1165
_diffrn_reflns_av_unetI/netI     0.0856
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            118009
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.114
_diffrn_reflns_theta_min         2.085
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.063
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6234
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1446 before and 0.0704 after correction.
The Ratio of minimum to maximum transmission is 0.8362.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.192
_exptl_crystal_description       needle
_exptl_crystal_F_000             4000
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.800
_refine_diff_density_min         -0.850
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1149
_refine_ls_number_reflns         23225
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.1217
_refine_ls_R_factor_gt           0.0558
_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^)+(0.0399P)^2^+7.3253P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1093
_refine_ls_wR_factor_ref         0.1367
_reflns_Friedel_coverage         0.000
_reflns_number_gt                13018
_reflns_number_total             23225
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt00782k2.cif
_cod_data_source_block           mo_210929_yjn_0928_1
_cod_database_code               7713682
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.949
_shelx_estimated_absorpt_t_min   0.701
_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:
 C10(H10), C13(H13), C22(H22), C25(H25), C37(H37), C40(H40), C49(H49),
 C52(H52), C64(H64), C67(H67), C76(H76), C79(H79), C91(H91), C94(H94),
 C103(H103), C106(H106)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C6(H6), C7(H7), C8(H8), C18(H18), C19(H19), C20(H20),
 C29(H29), C30(H30), C33(H33), C34(H34), C35(H35), C45(H45), C46(H46), C47(H47),
  C56(H56), C57(H57), C60(H60), C61(H61), C62(H62), C72(H72), C73(H73),
 C74(H74), C83(H83), C84(H84), C87(H87), C88(H88), C89(H89), C99(H99),
 C100(H100), C101(H101)
2.c Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C14(H14A,H14B,H14C), C15(H15A,H15B,
 H15C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C26(H26A,H26B,H26C), C27(H27A,
 H27B,H27C), C38(H38A,H38B,H38C), C39(H39A,H39B,H39C), C41(H41A,H41B,H41C),
 C42(H42A,H42B,H42C), C50(H50A,H50B,H50C), C51(H51A,H51B,H51C), C53(H53A,H53B,
 H53C), C54(H54A,H54B,H54C), C65(H65A,H65B,H65C), C66(H66A,H66B,H66C), C68(H68A,
 H68B,H68C), C69(H69A,H69B,H69C), C77(H77A,H77B,H77C), C78(H78A,H78B,H78C),
 C80(H80A,H80B,H80C), C81(H81A,H81B,H81C), C92(H92A,H92B,H92C), C93(H93A,H93B,
 H93C), C95(H95A,H95B,H95C), C96(H96A,H96B,H96C), C104(H10G,H10H,H10I),
 C105(H10J,H10K,H10L), C107(H10A,H10B,H10C), C108(H10D,H10E,H10F)
;
_shelx_res_checksum              16573
_olex2_submission_special_instructions 'No special instructions were received'