Dimetalla-heterocyclic carbenes: the interconversion of chalcocarbonyl and carbido ligands.
Barnett, Harrison J.; Hill, Anthony F.; Chemical communications (Cambridge, England) 56 (2020) 12593–12596; doi:10.1039/d0cc05106c

data_7127190
_publ_section_title
;
 Dimetalla-heterocyclic carbenes: the interconversion of chalcocarbonyl
 and carbido ligands.
;
_journal_issue                   83
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              12593
_journal_page_last               12596
_journal_paper_doi               10.1039/d0cc05106c
_journal_volume                  56
_journal_year                    2020
_chemical_formula_moiety         'C15 H10 Br Cl I N O2'
_chemical_formula_sum            'C15 H10 Br Cl I N O2'
_chemical_formula_weight         478.5
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     'dual - dual-space method e.g. SHELXD'
_atom_sites_solution_secondary   'dual - dual-space method e.g. SHELXD'
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2019-09-13T07:36:02-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2020-07-01 deposited with the CCDC.	2020-09-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.576(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.0083(2)
_cell_length_b                   9.7548(3)
_cell_length_c                   31.9640(10)
_cell_measurement_reflns_used    8112
_cell_measurement_temperature    373(2)
_cell_measurement_theta_max      28.01
_cell_measurement_theta_min      2.45
_cell_measurement_wavelength     0.71073
_cell_volume                     1560.02(9)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2016)'
_computing_data_collection       'APEX3 (Bruker, 2016)'
_computing_data_reduction        'SAINT-Plus and XPREP (Bruker 2016)'
_computing_molecular_graphics
'Ortep for Windows (Farrugia, 2012) and Mercury (Macrae et al., 2006)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      373(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Venture Photon CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0581
_diffrn_reflns_av_unetI/netI     0.0292
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       42
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            31032
_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         28
_diffrn_reflns_theta_min         2.183
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.787
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.365
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.037
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.616
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.304
_refine_diff_density_max         2.114
_refine_diff_density_min         -1.992
_refine_diff_density_rms         0.125
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     263
_refine_ls_number_reflns         3781
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0498
_refine_ls_R_factor_gt           0.0416
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0396P)^2^+6.8845P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1013
_refine_ls_wR_factor_ref         0.1059
_reflns_Friedel_coverage         0
_reflns_number_gt                3303
_reflns_number_total             3781
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cc05106c2.cif
_cod_data_source_block           TM001
_cod_depositor_comments
'Adding full bibliography for 7127189--7127192.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7127190
_shelx_estimated_absorpt_t_min   0.156
_shelx_estimated_absorpt_t_max   0.324
_shelx_res_checksum              67258