Controlled access to a heterometallic N-heterocyclic carbene helicate.
Teng, Qiaoqiao; Huynh, Han Vinh; Chemical communications (Cambridge, England) 51 (2014) 1248–1251; doi:10.1039/c4cc08270b

data_7116209
_publ_section_title
;
 Controlled access to a heterometallic N-heterocyclic carbene helicate.
;
_journal_issue                   7
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              1248
_journal_page_last               1251
_journal_paper_doi               10.1039/c4cc08270b
_journal_volume                  51
_journal_year                    2014
_chemical_formula_sum            'C82.5 H74.5 Au2 B Cl0.5 Co F4 N14 O4'
_chemical_formula_weight         1883.45
_chemical_name_systematic
; 
 ? 
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2014-09-29 deposited with the CCDC.
2014-11-28 downloaded from the CCDC.
;
_cell_angle_alpha                63.780(3)
_cell_angle_beta                 82.005(3)
_cell_angle_gamma                79.629(3)
_cell_formula_units_Z            2
_cell_length_a                   15.0076(16)
_cell_length_b                   16.2066(16)
_cell_length_c                   17.9512(19)
_cell_measurement_reflns_used    9979
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.93
_cell_measurement_theta_min      2.51
_cell_volume                     3844.1(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0447
_diffrn_reflns_av_unetI/netI     0.0299
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            158525
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.499
_diffrn_reflns_theta_min         2.105
_diffrn_source                   'Sealed Microfocusing Tube'
_exptl_absorpt_coefficient_mu    4.108
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.5929
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2012)'
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1868
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.10
_refine_diff_density_max         6.166
_refine_diff_density_min         -2.353
_refine_diff_density_rms         0.196
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     967
_refine_ls_number_reflns         17640
_refine_ls_number_restraints     50
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0767
_refine_ls_R_factor_gt           0.0563
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0858P)^2^+19.2046P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1493
_refine_ls_wR_factor_ref         0.1603
_reflns_Friedel_coverage         0.000
_reflns_number_gt                13792
_reflns_number_total             17640
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4cc08270b2.cif
_cod_data_source_block           e069
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'Not Measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_formula_sum        'C82.50 H74.50 Au2 B Cl0.50 Co F4 N14 O4'
_cod_database_code               7116209
_shelxl_version_number           2013-4
_shelx_res_checksum              77166
_shelx_hkl_checksum              93503