An exceptionally stable NHC complex of indane (InH<sub>3</sub>).
Leverett, Anthony R.; Cole, Marcus L.; McKay, Alasdair I.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 1591–1594; doi:10.1039/c8dt04956d

data_7048432
_publ_section_title
;
 An exceptionally stable NHC complex of indane (InH<sub>3</sub>).
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1591
_journal_page_last               1594
_journal_paper_doi               10.1039/c8dt04956d
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C69 H59 Ga N2, C7 H8'
_chemical_formula_sum            'C76 H67 Ga N2'
_chemical_formula_weight         1078.03
_chemical_name_common            '[GaH3(IPrstar)]'
_chemical_name_systematic
(1,3-bis(2,6-bis(diphenylmethyl)-4-methylphenyl)imidazol-2-ylidene)-trihydrido-gallium
_chemical_properties_physical    Moisture-sensitive
_chemical_temperature_decomposition 499
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2018-07-17
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-07-17 deposited with the CCDC.
2018-12-20 downloaded from the CCDC.
;
_cell_angle_alpha                71.868(7)
_cell_angle_beta                 80.282(8)
_cell_angle_gamma                70.514(8)
_cell_formula_units_Z            2
_cell_length_a                   11.1383(16)
_cell_length_b                   13.614(2)
_cell_length_c                   21.511(3)
_cell_measurement_reflns_used    2053
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      19.438
_cell_measurement_theta_min      2.250
_cell_volume                     2914.6(7)
_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  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      149.99
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1229
_diffrn_reflns_av_unetI/netI     0.1758
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            35198
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.500
_diffrn_reflns_theta_max         25.831
_diffrn_reflns_theta_min         2.685
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.518
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6013
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1255 before and 0.0738 after correction. The Ratio of minimum to maximum transmission is 0.8068. The \l/2 correction factor is 0.00150.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.228
_exptl_crystal_description       plate
_exptl_crystal_F_000             1136
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Pentane/Toluene'
_exptl_crystal_size_max          0.04
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.005
_refine_diff_density_max         0.643
_refine_diff_density_min         -0.576
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.998
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     727
_refine_ls_number_reflns         11090
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.998
_refine_ls_R_factor_all          0.1528
_refine_ls_R_factor_gt           0.0676
_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^)+(0.0434P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1336
_refine_ls_wR_factor_ref         0.1687
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5708
_reflns_number_total             11090
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt04956d2.cif
_cod_data_source_block           p1_a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' tag was changed to
'_chemical_temperature_decomposition' since the value had been '499
(dec.)'. The value '499 (dec.)' was changed to '499'.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7048432--7048434.cif.
;
_cod_original_cell_volume        2914.6(8)
_cod_database_code               7048432
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.997
_shelx_estimated_absorpt_t_min   0.980
_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:
 C11(H11), C24(H24), C44(H44), C57(H57)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H0AA), C3(H1AA), C6(H6), C8(H8), C13(H13), C14(H14), C15(H15), C16(H16),
 C17(H17), C19(H19), C20(H20), C21(H21), C22(H22), C23(H23), C26(H26), C27(H27),
  C28(H28), C29(H29), C30(H30), C32(H32), C33(H33), C34(H34), C35(H35),
 C36(H36), C39(H39), C41(H41), C46(H46), C47(H47), C48(H48), C49(H49), C50(H50),
  C52(H52), C53(H53), C54(H54), C55(H55), C56(H56), C59(H59), C60(H60),
 C61(H61), C62(H62), C63(H63), C65(H65), C66(H66), C67(H67), C68(H68), C69(H69),
  C71(H71), C72(H72), C73(H73), C74(H74), C75(H75)
2.c Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C), C43(H43A,H43B,H43C), C76(H76A,H76B,H76C)
;
_shelx_res_checksum              68315
_olex2_submission_special_instructions 'No special instructions were received'