Tetrachlorocatecholates of triarylarsines as a novel class of Lewis acids
Chishiro, Akane; Akioka, Ippei; Sumida, Akifumi; Oka, Kouki; Tonai, Norimitsu; Yumura, Takashi; Imoto, Hiroaki; Naka, Kensuke; Dalton Transactions  (2022) –; doi:10.1039/D2DT02145E

data_7710900
_publ_section_title
;
 Tetrachlorocatecholates of triarylarsines as a novel class of Lewis acids
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT02145E
_journal_year                    2022
_chemical_formula_moiety         'C24 H15 Cl4 O2 P'
_chemical_formula_sum            'C24 H15 Cl4 O2 P'
_chemical_formula_weight         508.13
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-07-10
_audit_creation_method
;
Olex2 1.3-ac4
(compiled 2020.11.27 svn.r5f609507 for Rigaku Oxford Diffraction, GUI svn.r6214)
;
_audit_update_record
;
2022-03-04 deposited with the CCDC.	2022-07-29 downloaded from the CCDC.
;
_cell_angle_alpha                74.533(9)
_cell_angle_beta                 86.779(10)
_cell_angle_gamma                62.570(11)
_cell_formula_units_Z            2
_cell_length_a                   8.7973(11)
_cell_length_b                   9.0423(9)
_cell_length_c                   16.3023(19)
_cell_measurement_reflns_used    4653
_cell_measurement_temperature    293.15
_cell_measurement_theta_max      30.4070
_cell_measurement_theta_min      2.9410
_cell_volume                     1106.0(3)
_computing_cell_refinement       'CrysAlisPro 1.171.41.109a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.109a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.109a (Rigaku OD, 2021)'
_computing_molecular_graphics    'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      293.15
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -68.00 110.00   0.50    0.50    --   30.00  54.00-120.00  356
  2  \w    -57.00 115.00   0.50    0.50    --   30.00  54.00 -30.00  344
  3  \w    -55.00 113.00   0.50    0.50    --   30.00  54.00 150.00  336
  4  \w    -71.00 110.00   0.50    0.50    --   30.00  54.00  60.00  362
;
_diffrn_measurement_device       'two-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Mini (JP)'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0387206000
_diffrn_orient_matrix_UB_12      -0.0894388000
_diffrn_orient_matrix_UB_13      0.0218450000
_diffrn_orient_matrix_UB_21      0.0707258000
_diffrn_orient_matrix_UB_22      -0.0146947000
_diffrn_orient_matrix_UB_23      -0.0255938000
_diffrn_orient_matrix_UB_31      0.0424348000
_diffrn_orient_matrix_UB_32      0.0147740000
_diffrn_orient_matrix_UB_33      0.0303020000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0440
_diffrn_reflns_av_unetI/netI     0.0435
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            13563
_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         26.372
_diffrn_reflns_theta_min         2.637
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Rigaku (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.628
_exptl_absorpt_correction_T_max  0.504
_exptl_absorpt_correction_T_min  0.261
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.109a (Rigaku Oxford Diffraction, 2021)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.526
_exptl_crystal_description       plate
_exptl_crystal_F_000             516
_exptl_crystal_size_max          1
_exptl_crystal_size_mid          0.8
_exptl_crystal_size_min          0.6
_refine_diff_density_max         0.339
_refine_diff_density_min         -0.344
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4521
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0663
_refine_ls_R_factor_gt           0.0483
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0521P)^2^+0.7230P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1166
_refine_ls_wR_factor_ref         0.1346
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3490
_reflns_number_total             4521
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt02145e2.cif
_cod_data_source_block           9
_cod_original_cell_volume        1106.0(2)
_cod_database_code               7710900
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         CHOClP
_shelx_estimated_absorpt_t_max   0.704
_shelx_estimated_absorpt_t_min   0.572
_reflns_odcompleteness_completeness 99.87
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C12(H12), C8(H8), C9(H9), C20(H20), C10(H10), C11(H11), C24(H24), C14(H14),
 C18(H18), C15(H15), C21(H21), C17(H17), C16(H16), C23(H23), C22(H22)
;
_shelx_res_checksum              51652
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 2.074
_oxdiff_exptl_absorpt_empirical_full_min 0.591