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_7701630
_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         'C15 H27 Ga O3 S6'
_chemical_formula_sum            'C15 H27 Ga O3 S6'
_chemical_formula_weight         517.44
_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             2018-03-16
_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                 96.843(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.1450(8)
_cell_length_b                   18.2253(7)
_cell_length_c                   9.0099(5)
_cell_measurement_reflns_used    5456
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      27.9520
_cell_measurement_theta_min      1.8270
_cell_volume                     2306.2(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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.905
_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    -61.00  93.00   1.00   18.00    --   19.70  60.00 150.00  154
  2  \w     31.00 108.00   1.00   18.00    --   19.70  57.00   0.00   77
  3  \w    -70.00  28.00   1.00   18.00    --   19.70  57.00 -60.00   98
  4  \w    -58.00 -32.00   1.00   18.00    --   19.70  60.00 120.00   26
  5  \w     -8.00 108.00   1.00   18.00    --   19.70  60.00 120.00  116
  6  \w    -64.00  36.00   1.00   18.00    --   19.70  29.00 -90.00  100
;
_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      -0.0014655000
_diffrn_orient_matrix_UB_12      0.0046477000
_diffrn_orient_matrix_UB_13      0.0778706000
_diffrn_orient_matrix_UB_21      0.0079811000
_diffrn_orient_matrix_UB_22      0.0381771000
_diffrn_orient_matrix_UB_23      -0.0074832000
_diffrn_orient_matrix_UB_31      -0.0498252000
_diffrn_orient_matrix_UB_32      0.0059899000
_diffrn_orient_matrix_UB_33      -0.0130429000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_unetI/netI     0.0759
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.905
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            5530
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.905
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.997
_diffrn_reflns_theta_min         1.831
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.748
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.31154
_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 light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_description       needle
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.421
_refine_diff_density_min         -1.500
_refine_diff_density_rms         0.144
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.168
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     233
_refine_ls_number_reflns         5530
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.168
_refine_ls_R_factor_all          0.1073
_refine_ls_R_factor_gt           0.0749
_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^)+(0.0285P)^2^+11.2861P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1509
_refine_ls_wR_factor_ref         0.1605
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4192
_reflns_number_total             5530
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt02061f2.cif
_cod_data_source_block           s5154l
_cod_database_code               7701630
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.949
_shelx_estimated_absorpt_t_min   0.818
_reflns_odcompleteness_completeness 99.96
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.732(4)
 0.268(4)
2. 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
3.a Ternary CH refined with riding coordinates:
 C3(H3), C13(H13), C8(H8)
3.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C7(H7A,H7B), C12(H12A,H12B)
3.c Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C14(H14A,H14B,H14C), C9(H9A,H9B,H9C),
 C10(H10A,H10B,H10C), C15(H15A,H15B,H15C)
;
_shelx_res_checksum              45221
_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 2.252
_oxdiff_exptl_absorpt_empirical_full_min 0.495