Relationship between molecular structures and thermogravimetric properties of gallium-amidinate based compounds.
Pavard, Paul-Alexis; Pugliese, Eva; Coutancier, Damien; Albin, Valérie; Casaretto, Nicolas; Bourcier, Sophie; Lair, Virginie; Ringuede, Armelle; Auffrant, Audrey; Schneider, Nathanaelle; Dalton transactions (Cambridge, England : 2003) 54 (2025) 9770–9777; doi:10.1039/d5dt00944h

data_7718786
_publ_section_title
;
 Relationship between molecular structures and thermogravimetric
 properties of gallium-amidinate based compounds.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9770
_journal_page_last               9777
_journal_paper_doi               10.1039/d5dt00944h
_journal_volume                  54
_journal_year                    2025
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C11 H23 Cl2 Ga N2'
_chemical_formula_sum            'C11 H23 Cl2 Ga N2'
_chemical_formula_weight         323.93
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2025-04-15
_audit_creation_method
;
Olex2 1.5
(compiled 2025.03.04 svn.red2d20d0 for OlexSys, GUI svn.r7188)
;
_audit_update_record
;
2025-04-15 deposited with the CCDC.	2025-05-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3253(4)
_cell_length_b                   12.4177(7)
_cell_length_c                   15.2544(7)
_cell_measurement_reflns_used    3039
_cell_measurement_temperature    150.01
_cell_measurement_theta_max      28.268
_cell_measurement_theta_min      2.671
_cell_volume                     1577.02(14)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150.01
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0358
_diffrn_reflns_av_unetI/netI     0.0544
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            7901
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.282
_diffrn_reflns_theta_min         2.787
_diffrn_source_current           31.0
_diffrn_source_power             1.705
_diffrn_source_voltage           55.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.064
_exptl_absorpt_correction_T_max  0.7469
_exptl_absorpt_correction_T_min  0.5694
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0784 before and 0.0547 after correction.
The Ratio of minimum to maximum transmission is 0.7624.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_description       plate
_exptl_crystal_F_000             672
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.375
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.057
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.228(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         3904
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0346
_refine_ls_R_factor_gt           0.0289
_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^)+(0.0167P)^2^+0.0925P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0675
_refine_ls_wR_factor_ref         0.0704
_reflns_Friedel_coverage         0.750
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                3546
_reflns_number_total             3904
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt00944h2.cif
_cod_data_source_block           L4GaCl2
_cod_depositor_comments
'Adding full bibliography for 7718786--7718794.cif.'
_cod_database_code               7718786
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.820
_shelx_estimated_absorpt_t_min   0.508
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.772(14)
 0.228(14)
2. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All C(H,H,H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All C(H,H,H,H,H,H) groups
3. Restrained distances
 C8-H8A
 1 with sigma of 0.02
 H8B-C8
 1 with sigma of 0.02
 C11-C10A \\sim C11-C10B
 with sigma of 0.02
 C8-C10A \\sim C8-C10B
 with sigma of 0.02
4. Others
 Sof(H11D)=Sof(H11E)=Sof(H11F)=Sof(C10B)=Sof(H10C)=Sof(H10D)=Sof(H8B)=1-FVAR(1)
 Sof(H11A)=Sof(H11B)=Sof(H11C)=Sof(C10A)=Sof(H10A)=Sof(H10B)=Sof(H8A)=FVAR(1)
5.a Ternary CH refined with riding coordinates:
 C2(H2), C5(H5)
5.b Secondary CH2 refined with riding coordinates:
 C10A(H10A,H10B), C10B(H10C,H10D)
5.c Idealised Me refined as rotating group:
 C7(H7A,H7B,H7C), C6(H6A,H6B,H6C), C9(H9A,H9B,H9C), C4(H4A,H4B,H4C), C11(H11A,
 H11B,H11C), C11(H11D,H11E,H11F), C3(H3A,H3B,H3C)
;
_shelx_res_checksum              63531
_shelx_hkl_checksum              6718
_olex2_submission_special_instructions 'No special instructions were received'