Covalent and ionic bonding in bi- and tricyclic Group 15 amides: equidistant P-I and As-I bonds and fluxional cations.
Musongong, Joseph T.; Otang, Mathew E.; Mash, Brandon L.; Zeller, Matthias; Stahl, Lothar; Dalton transactions (Cambridge, England : 2003) 49 (2020) 6341–6354; doi:10.1039/d0dt01163k

data_7704234
_publ_section_title
;
 Covalent and ionic bonding in bi- and tricyclic Group 15 amides:
 equidistant P-I and As-I bonds and fluxional cations.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6341
_journal_page_last               6354
_journal_paper_doi               10.1039/d0dt01163k
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C22 H54 Bi N5 P2 Si2'
_chemical_formula_sum            'C22 H54 Bi N5 P2 Si2'
_chemical_formula_weight         715.80
_chemical_melting_point          485.0(10)
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2020-03-16
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-03-21 deposited with the CCDC.	2020-04-21 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.409(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.4218(12)
_cell_length_b                   10.8323(8)
_cell_length_c                   18.0205(14)
_cell_measurement_reflns_used    9969
_cell_measurement_temperature    100.04
_cell_measurement_theta_max      33.10
_cell_measurement_theta_min      2.95
_cell_volume                     3185.6(4)
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.04
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0344
_diffrn_reflns_av_unetI/netI     0.0376
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            38046
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         33.145
_diffrn_reflns_theta_min         1.248
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.729
_exptl_absorpt_correction_T_max  0.522
_exptl_absorpt_correction_T_min  0.210
_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    1.493
_exptl_crystal_description       plate
_exptl_crystal_F_000             1448
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: toluene'
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.12
_refine_diff_density_max         4.031
_refine_diff_density_min         -3.499
_refine_diff_density_rms         0.195
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         12020
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0340
_refine_ls_R_factor_gt           0.0287
_refine_ls_shift/su_max          0.022
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0484P)^2^+2.2705P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0747
_refine_ls_wR_factor_ref         0.0836
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10762
_reflns_number_total             12020
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt01163k2.cif
_cod_data_source_block           Joseph7_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_chemical_melting_point' value '484-486' was changed to
'485.0(10)' -- the average value was taken and precision was
estimated.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7704230--7704239.cif.
;
_cod_database_code               7704234
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.546
_shelx_estimated_absorpt_t_min   0.239
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
2.a Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C21(H21A,H21B,
 H21C), C23(H23A,H23B,H23C), C22(H22A,H22B,H22C), C31(H31A,H31B,H31C), C32(H32A,
 H32B,H32C), C33(H33A,H33B,H33C), C41(H41A,H41B,H41C), C42(H42A,H42B,H42C),
 C43(H43A,H43B,H43C), C51(H51A,H51B,H51C), C52(H52A,H52B,H52C), C53(H53A,H53B,
 H53C), C60(H60A,H60B,H60C), C61(H61A,H61B,H61C), C62(H62A,H62B,H62C)
;
_olex2_submission_special_instructions 'No special instructions were received'