Accessing γ-Ga<sub>2</sub>S<sub>3</sub> by solventless thermolysis of gallium xanthates: a low-temperature limit for crystalline products.
Alderhami, Suliman A.; Collison, David; Lewis, David J.; McNaughter, Paul D.; O'Brien, Paul; Spencer, Ben F.; Vitorica-Yrezabal, Inigo; Whitehead, George; Dalton transactions (Cambridge, England : 2003) 48 (2019) 15605–15612; doi:10.1039/c9dt02061f

data_7701629
_publ_section_title
;
 Accessing \g-Ga<sub>2</sub>S<sub>3</sub> by solventless thermolysis of
 gallium xanthates: a low-temperature limit for crystalline products.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15605
_journal_page_last               15612
_journal_paper_doi               10.1039/c9dt02061f
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C12 H21 Ga O3 S6'
_chemical_formula_sum            'C12 H21 Ga O3 S6'
_chemical_formula_weight         475.37
_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     direct
_audit_creation_date             2017-11-28
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2019-02-27 deposited with the CCDC.	2019-07-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 112.665(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.6145(10)
_cell_length_b                   16.0740(6)
_cell_length_c                   10.4356(6)
_cell_measurement_reflns_used    3235
_cell_measurement_temperature    149.99(10)
_cell_measurement_theta_max      25.3130
_cell_measurement_theta_min      2.1360
_cell_volume                     1952.6(2)
_computing_cell_refinement       'CrysAlisPro 1.171.39.30c (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.30c (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.30c (Rigaku OD, 2017)'
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      149.99(10)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -49.00  14.00   1.00    4.00    --   19.30  43.00 -30.00   63
  2  \w     44.00  70.00   1.00    4.00    --   19.30  43.00 -30.00   26
  3  \w    -69.00 109.00   1.00    4.00    --   19.30  60.00-120.00  178
  4  \w    -59.00 103.00   1.00    4.00    --   19.30  60.00  60.00  162
  5  \w    -68.00 -25.00   1.00    4.00    --   19.30  43.00-180.00   43
  6  \w     43.00 106.00   1.00    4.00    --   19.30  43.00-180.00   63
  7  \w     22.00  47.00   1.00    4.00    --   19.30   0.00 150.00   25
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB AFC11 (RINC): quarter-chi single'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0120377000
_diffrn_orient_matrix_UB_12      -0.0369573000
_diffrn_orient_matrix_UB_13      -0.0290059000
_diffrn_orient_matrix_UB_21      0.0073151000
_diffrn_orient_matrix_UB_22      -0.0218882000
_diffrn_orient_matrix_UB_23      0.0618949000
_diffrn_orient_matrix_UB_31      -0.0592681000
_diffrn_orient_matrix_UB_32      -0.0101822000
_diffrn_orient_matrix_UB_33      -0.0274376000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0648
_diffrn_reflns_av_unetI/netI     0.0582
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18045
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.371
_diffrn_reflns_theta_min         2.160
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    2.057
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.71778
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.30c (Rigaku Oxford Diffraction, 2017)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.617
_exptl_crystal_description       plate
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.125
_exptl_crystal_size_mid          0.054
_exptl_crystal_size_min          0.023
_refine_diff_density_max         0.530
_refine_diff_density_min         -0.411
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     202
_refine_ls_number_reflns         3985
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.997
_refine_ls_R_factor_all          0.0638
_refine_ls_R_factor_gt           0.0322
_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^)+(0.0201P)^2^+0.0266P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0537
_refine_ls_wR_factor_ref         0.0597
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2864
_reflns_number_total             3985
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt02061f2.cif
_cod_data_source_block           s5051l
_cod_database_code               7701629
_shelx_shelxl_version_number     2017/1
_chemical_oxdiff_formula         'Ga O S C H'
_shelx_estimated_absorpt_t_max   0.954
_shelx_estimated_absorpt_t_min   0.783
_reflns_odcompleteness_completeness 99.90
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C6(H6A,H6B), C7(H7A,H7B), C11(H11A,H11B), C3(H3A,H3B), C10(H10A,
 H10B)
2.b Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C8(H8A,H8B,H8C), C12(H12A,H12B,H12C)
;
_shelx_res_checksum              50039
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.891
_oxdiff_exptl_absorpt_empirical_full_min 0.551