Homoleptic gold(i) N-heterocyclic allenylidene complexes: excited-state properties and lyotropic chromonics.
Xiao, Xin-Shan; Zou, Chao; Guan, Xiangguo; Yang, Chen; Lu, Wei; Che, Chi-Ming; Chemical communications (Cambridge, England) 52 (2016) 4983–4986; doi:10.1039/c5cc09571a

data_7118800
_publ_section_title
;
 Homoleptic gold(i) N-heterocyclic allenylidene complexes: excited-state
 properties and lyotropic chromonics.
;
_journal_issue                   28
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              4983
_journal_page_last               4986
_journal_paper_doi               10.1039/c5cc09571a
_journal_volume                  52
_journal_year                    2016
_chemical_formula_moiety         '0.5(C36 H36 Au2 N4), 0.5(C4 H6 N2), F6 P'
_chemical_formula_sum            'C20 H21 Au F6 N3 P'
_chemical_formula_weight         645.33
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2014-08-05
_audit_creation_method
;
Olex2 1.2
(compiled 2014.07.22 svn.r2960 for OlexSys, GUI svn.r4862)
;
_audit_update_record
;
2015-11-16 deposited with the CCDC.
2016-02-24 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.7075(7)
_cell_length_b                   6.8525(3)
_cell_length_c                   20.3447(10)
_cell_measurement_reflns_used    436
_cell_measurement_temperature    100
_cell_measurement_theta_max      45
_cell_measurement_theta_min      3
_cell_volume                     2189.81(17)
_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    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker X8 PROTEUM diffractometer'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0661
_diffrn_reflns_av_unetI/netI     0.0324
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            19234
_diffrn_reflns_theta_full        66.27
_diffrn_reflns_theta_max         66.27
_diffrn_reflns_theta_min         3.55
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    13.900
_exptl_absorpt_correction_T_max  0.7528
_exptl_absorpt_correction_T_min  0.4218
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.957
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1240
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         3.808
_refine_diff_density_min         -2.593
_refine_diff_density_rms         0.288
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         2073
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.0560
_refine_ls_R_factor_gt           0.0559
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0480P)^2^+38.4390P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1323
_refine_ls_wR_factor_ref         0.1324
_reflns_number_gt                2063
_reflns_number_total             2073
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5cc09571a2.cif
_cod_data_source_block           david80_0m-mon
_cod_depositor_comments
'Adding full bibliography for 7118798--7118800.cif.'
_cod_database_code               7118800
_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
2. Uiso/Uaniso restraints and constraints
Uanis(N3) = Uanis(C20) = Uanis(C19)
3. Others
 Fixed Sof: H6A(0.5) H6B(0.5) H6C(0.5) H7A(0.5) H7B(0.5) H7C(0.5) H15A(0.5)
 H15B(0.5) H15C(0.5) H16A(0.5) H16B(0.5) H16C(0.5) H19A(0.5) H19B(0.5) H19C(0.5)
4.a Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C10(H10), C11(H11), C12(H12)
4.b Idealised Me refined as rotating group:
 C6(H6A,H6B,H6C), C7(H7A,H7B,H7C), C15(H15A,H15B,H15C), C16(H16A,H16B,H16C),
 C19(H19A,H19B,H19C)
;
_olex2_submission_special_instructions 'No special instructions were received'