Pressure-induced phase transitions in a new luminescent gold(I)-arylacetylide.
Dziewiątkowska, Róża; Krzeszczakowska, Joanna; Głodek, Marta; Łomzik, Michał; Plażuk, Damian; Makal, Anna; Dalton transactions (Cambridge, England : 2003) 54 (2025) 3362–3374; doi:10.1039/d4dt03036b

data_1573643
_publ_section_title
;
 Pressure-induced phase transitions in a new luminescent
 gold(I)-arylacetylide.
;
_journal_issue                   8
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3362
_journal_page_last               3374
_journal_paper_doi               10.1039/d4dt03036b
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'C15 H22 Au O P'
_chemical_formula_sum            'C15 H22 Au O P'
_chemical_formula_weight         446.26
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2023-05-15
_audit_creation_method
;
Olex2 1.5
(compiled 2023.03.06 svn.rbb2c1857 for OlexSys, GUI svn.r6748)
;
_audit_update_record
;
2024-07-24 deposited with the CCDC.	2025-01-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.7395(3)
_cell_length_b                   9.79915(17)
_cell_length_c                   16.1723(3)
_cell_measurement_temperature    293(2)
_cell_volume                     2652.79(8)
_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)'
_diffrn_ambient_environment      'Diamond Anvil Cell filled with Daphne-7575'
_diffrn_ambient_pressure         2660000
_diffrn_ambient_temperature      293(2)
_diffrn_crystal_treatment
'pressurized rapidly in Daphne-7575 as a hydrostatic medium'
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.717
_diffrn_measurement_device       'abstract diffractometer'
_diffrn_measurement_device_type
'esperanto-CrysAlisPro-abstract goniometer imported esperanto images'
_diffrn_measurement_method       '\w scans'
_diffrn_measurement_specimen_support
'Diamond Anvil Cell, effective opening angle 38 deg.'
_diffrn_radiation_monochromator  synchrotron
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.410
_diffrn_reflns_av_R_equivalents  0.0584
_diffrn_reflns_av_unetI/netI     0.0673
_diffrn_reflns_Laue_measured_fraction_full 0.955
_diffrn_reflns_Laue_measured_fraction_max 0.717
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            37626
_diffrn_reflns_point_group_measured_fraction_full 0.955
_diffrn_reflns_point_group_measured_fraction_max 0.717
_diffrn_reflns_reduction_process
;
 Scaled and merged with Sortav
 R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
 R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        14.241
_diffrn_reflns_theta_max         21.733
_diffrn_reflns_theta_min         1.567
_diffrn_source                   synchrotron
_exptl_absorpt_coefficient_mu    2.724
_exptl_crystal_colour            'clear violet'
_exptl_crystal_density_diffrn    2.235
_exptl_crystal_description       needle
_exptl_crystal_F_000             1712
_exptl_crystal_preparation
'Mounted in a Diamond-Anvil Cell using Daphne-7575 as pressure medium.,Luminescent'
_exptl_crystal_pressure_history
'Pressurized to 2.66 GPa and left to stabilize over ? hours.'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: n-pentane/dichloromethane'
_refine_diff_density_max         1.620
_refine_diff_density_min         -2.557
_refine_diff_density_rms         0.204
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.255
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         5873
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.255
_refine_ls_R_factor_all          0.0606
_refine_ls_R_factor_gt           0.0509
_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^)+2.9019P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1082
_refine_ls_wR_factor_ref         0.1135
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5301
_reflns_number_total             5873
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt03036b3.cif
_cod_data_source_block           p4m1_2p66GPa
_cod_depositor_comments
'Adding full bibliography for 1573624--1573666.cif.'
_cod_original_cell_volume        2652.79(9)
_cod_database_code               1573643
_shelx_shelxl_version_number     2018/3
_exptl_sortav_scale_factor_max   1.302
_exptl_sortav_scale_factor_min   0.805
_diffrn_reflns_number_extinctions 1689
_diffrn_reflns_number_rejects    52
_diffrn_reflns_rejects_percent   0.145
_diffrn_reflns_number_accepted   35885
_olex2_refinement_description
;
1. 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
2.a Secondary CH2 refined with riding coordinates:
 C10(H10A,H10B), C12(H12A,H12B), C14(H14A,H14B)
2.b Aromatic/amide H refined with riding coordinates:
 C8(H8), C7(H7), C4(H4), C5(H5)
2.c Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C), C13(H13A,H13B,H13C), C9(H9A,H9B,H9C), C11(H11A,H11B,H11C)
;
_shelx_res_checksum              43098
_olex2_submission_special_instructions 'No special instructions were received'