Reactivity of an arsanyl-phosphagallene: decarbonylation of CO2 and COS to form phosphaketenes
Szych, Lilian S.; Bresien, Jonas; Fischer, Lukas; Ernst, Moritz J.; Goicoechea, Jose M.; Chemical Science 16 (2025) 7397–7410; doi:10.1039/D5SC00295H

data_1574169
_publ_section_title
;
 Reactivity of an arsanyl-phosphagallene: decarbonylation of CO2 and COS
 to form phosphaketenes
;
_journal_issue                   17
_journal_name_full               'Chemical Science'
_journal_page_first              7397
_journal_page_last               7410
_journal_paper_doi               10.1039/D5SC00295H
_journal_volume                  16
_journal_year                    2025
_chemical_formula_moiety         'C49 H71 As Ga N4 O P S, 2(C7 H8)'
_chemical_formula_sum            'C63 H87 As Ga N4 O P S'
_chemical_formula_weight         1124.03
_chemical_name_systematic
;
 [{N(2,6-iPr-C6H3)}2(CMe)2CH]GaP[As{N(2,6-iPr-C6H3)}2(CH2)2]
;
_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'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2019/3
_audit_update_record
;
2024-12-12 deposited with the CCDC.	2025-03-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.5128(16)
_cell_length_b                   13.4752(7)
_cell_length_c                   33.7623(19)
_cell_measurement_reflns_used    9835
_cell_measurement_temperature    175(2)
_cell_measurement_theta_max      28.25
_cell_measurement_theta_min      2.47
_cell_volume                     12062.1(12)
_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-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      175(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0503
_diffrn_reflns_av_unetI/netI     0.0170
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       35
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       45
_diffrn_reflns_limit_l_min       -45
_diffrn_reflns_number            626527
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.303
_diffrn_reflns_theta_min         2.081
_diffrn_source                   'microfocus sealed tube'
_exptl_absorpt_coefficient_mu    1.104
_exptl_absorpt_correction_T_max  0.6205
_exptl_absorpt_correction_T_min  0.4618
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
L. Krause, R. Herbst-Irmer, G.M. Sheldrick, D. Stalke,
"Comparison of silver and molybdenum microfocus X-ray sources for 
single-crystal structure determination"
J. Appl. Cryst. (2015), 48, 3-10.
doi:10.1107/S1600576714022985
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.238
_exptl_crystal_description       block
_exptl_crystal_F_000             4768
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.250
_refine_diff_density_max         0.501
_refine_diff_density_min         -0.722
_refine_diff_density_rms         0.082
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.437(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         29951
_refine_ls_number_restraints     173
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0305
_refine_ls_R_factor_gt           0.0263
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0404P)^2^+4.0502P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0691
_refine_ls_wR_factor_ref         0.0726
_reflns_Friedel_coverage         0.967
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.998
_reflns_number_gt                28248
_reflns_number_total             29951
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc00295h3.cif
_cod_data_source_block           LS091
_cod_depositor_comments
'Adding full bibliography for 1574160--1574169.cif.'
_cod_database_code               1574169
_shelx_shelxl_version_number     2019/3
_shelx_estimated_absorpt_t_min   0.666
_shelx_estimated_absorpt_t_max   0.770
_shelx_res_checksum              68965