Synthesis and study of Au(iii)‒indolizine derivatives: turn-on luminescence by photo-induced controlled release
Yang, Jie; Zhu, Yifan; Tse, Anfernee Kai-Wing; Zhou, Xinghua; Chen, Yang; Tse, Yu Chung; Wong, Keith Man-Chung; Ho, Chun-Yu; Chemical Communications  (2019) –; doi:10.1039/C8CC10177A

data_7123093
_publ_section_title
;
 Synthesis and study of Au(iii)--indolizine derivatives: turn-on
 luminescence by photo-induced controlled release
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC10177A
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C15 H13 Au Br3 N O'
_chemical_formula_sum            'C15 H13 Au Br3 N O'
_chemical_formula_weight         659.96
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_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
;
2018-08-13 deposited with the CCDC.    2019-02-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.7054(12)
_cell_length_b                   9.3849(6)
_cell_length_c                   19.0118(10)
_cell_measurement_reflns_used    9906
_cell_measurement_temperature    100
_cell_measurement_theta_max      27.55
_cell_measurement_theta_min      2.42
_cell_volume                     3337.5(3)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_detector                 'Bruker PHOTO 100 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker PHOTO 100 area detector'
_diffrn_measurement_method       '\w and \f 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  0.0848
_diffrn_reflns_av_unetI/netI     0.1126
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            18237
_diffrn_reflns_point_group_measured_fraction_full 0.954
_diffrn_reflns_point_group_measured_fraction_max 0.909
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.584
_diffrn_reflns_theta_min         2.142
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    15.996
_exptl_absorpt_correction_T_max  0.206
_exptl_absorpt_correction_T_min  0.017
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.1545 before and 0.0890 after correction. The Ratio of minimum to maximum transmission is 0.0825. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    2.627
_exptl_crystal_description       plate
_exptl_crystal_F_000             2416
_exptl_crystal_preparation       Luminescent
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.04
_refine_diff_density_max         5.939
_refine_diff_density_min         -3.436
_refine_diff_density_rms         0.479
_refine_ls_abs_structure_details
;
 Flack x determined using 2014 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.20(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     383
_refine_ls_number_reflns         7031
_refine_ls_number_restraints     242
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.1068
_refine_ls_R_factor_gt           0.0846
_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^)+(0.1598P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2069
_refine_ls_wR_factor_ref         0.2389
_reflns_Friedel_coverage         0.778
_reflns_Friedel_fraction_full    0.908
_reflns_Friedel_fraction_max     0.821
_reflns_number_gt                5656
_reflns_number_total             7031
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc10177a2.cif
_cod_data_source_block           cxy0233
_cod_database_code               7123093
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.567
_shelx_estimated_absorpt_t_min   0.071
_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, All O(H) groups
2. Rigid bond restraints
 Au1, C1
 with sigma for 1-2 distances of 0.01 and sigma for 1-3 distances of 0.01
3. Uiso/Uaniso restraints and constraints
Au1 \\sim C1: within 2A with sigma of 0.01 and sigma for terminal atoms of 3
All non-hydrogen atoms have similar U: within 2A with sigma of 0.01 and sigma
for terminal atoms of 0.02
Uanis(C16) \\sim Ueq: with sigma of 0.01 and sigma for terminal atoms of 0.02
Uanis(C1) \\sim Ueq: with sigma of 0.005 and sigma for terminal atoms of 0.02
4.a Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8), C11(H11), C12(H12), C13(H13), C14(H14),
 C15(H15), C20(H20), C21(H21), C22(H22), C23(H23), C26(H26), C27(H27), C28(H28),
  C29(H29), C30(H30)
4.b Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C18(H18A,H18B,H18C)
4.c Idealised tetrahedral OH refined as rotating group:
 O1(H1), O2(H2)
;
_shelx_res_checksum              14427
_shelx_hkl_checksum              7276
_olex2_submission_special_instructions 'No special instructions were received'